diff --git a/free-programming-books-ja.md b/free-programming-books-ja.md
index febc6c53..35bf4e6c 100644
--- a/free-programming-books-ja.md
+++ b/free-programming-books-ja.md
@@ -427,6 +427,7 @@
 
 
 ###Scala
+* [Learning Scalaz](http://eed3si9n.com/learning-scalaz/)
 * [tetrix in Scala](http://eed3si9n.com/tetrix-in-scala-html5-book)
 
 
diff --git a/free-programming-books-ru.md b/free-programming-books-ru.md
index 9e6ffc4d..17f5d2c9 100644
--- a/free-programming-books-ru.md
+++ b/free-programming-books-ru.md
@@ -1,6 +1,7 @@
 ###Index
 * [Списки книг](#meta-lists)
 * [Language Agnostic](#language-agnostic)
+    * [Cloud Computing](#cloud-computing)
     * [Networking](#networking)
     * [Open Source Ecosystem](#open-source-ecosystem)
     * [Programming Paradigms](#programming-paradigms)
@@ -51,6 +52,10 @@
 * [Архитектура приложений с открытым исходным кодом](http://rus-linux.net/MyLDP/BOOKS/Architecture-Open-Source-Applications/index.html)
 
 
+####Cloud Computing
+* [Разработка мультитенантных приложений для облака, издание 3-е](http://www.microsoft.com/ru-ru/download/details.aspx?id=29263)
+
+
 ####Programming Paradigms
 * [Введение в функциональное программирование](https://code.google.com/p/funprog-ru/) - John Harrison
 * [Практика функционального программирования](http://fprog.ru) - журнал
diff --git a/free-programming-books.md b/free-programming-books.md
index 34966f12..ecc0766d 100644
--- a/free-programming-books.md
+++ b/free-programming-books.md
@@ -62,6 +62,7 @@
 * [Language Agnostic](#language-agnostic)
     * [Algorithms & Datastructures](#algorithms--data-structures)
     * [Cellular Automata](#cellular-automata)
+    * [Cloud Computing](#cloud-computing)
     * [Compiler Design](#compiler-design)
     * [Database](#database)
     * [Datamining](#datamining)
@@ -239,6 +240,10 @@
 * [Cellular Automata Books](http://uncomp.uwe.ac.uk/genaro/Cellular_Automata_Repository/Books.html)
 
 
+####Cloud Computing
+* [Multi-tenant Applications for the Cloud, 3rd Edition](http://www.microsoft.com/en-us/download/details.aspx?id=29263)
+
+
 ####Compiler Design
 * [Basics of Compiler Design (Anniversary Edition](http://www.diku.dk/~torbenm/Basics/) - Torben Mogensen
 * [Compilers and Compiler Generators: An Introduction with C++](http://www.scifac.ru.ac.za/compilers/) - P. D. Terry
@@ -1430,6 +1435,7 @@ See also [TeX](#tex)
 * [Another tour of Scala](http://naildrivin5.com/scalatour)
 * [EAI Patterns with Actor Model](https://github.com/alexanderfefelov/eai-patterns-with-actor-model) - Vaughn Vernon
 * [Effective Scala](http://twitter.github.com/effectivescala/)
+* [Learning Scalaz](http://eed3si9n.com/learning-scalaz/)
 * [Pro Scala: Monadic Design Patterns for the Web](http://github.com/leithaus/XTrace/tree/monadic/src/main/book/content/)
 * [Program Transformation in Scala](http://homepages.cwi.nl/~ai/MScThesis-A-Izmaylova.pdf) - Anastasia Izmaylova
 * [Programming in Scala, First Edition](http://www.artima.com/pins1ed/)