diff --git a/free-programming-books.md b/free-programming-books.md
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 * [Algorithms, 4th Edition](http://algs4.cs.princeton.edu/home/) - Robert Sedgewick and Kevin Wayne
 * [Binary Trees](http://cslibrary.stanford.edu/110/BinaryTrees.pdf) (PDF)
 * [Clever Algorithms](http://www.cleveralgorithms.com/nature-inspired/index.html)
-* [Data Structures and Algorithms: Annotated Reference with Examples](http://dotnetslackers.com/projects/Data-Structures-And-Algorithms/)
+* [Data Structures and Algorithms: Annotated Reference with Examples](https://drive.google.com/file/d/0B48k2jhdQ5P2aVlmMFB1UUJLczA/edit?usp=sharing)
 * [The Algorithm Design Manual](http://www8.cs.umu.se/kurser/TDBAfl/VT06/algorithms/BOOK/BOOK/BOOK.HTM)
 * [LEDA: A Platform for Combinatorial and Geometric Computing](http://www.mpi-inf.mpg.de/~mehlhorn/LEDAbook.html)
 * [Planning Algorithms](http://planning.cs.uiuc.edu/)