Dictionary of Algorithms and Data Structures

Luc's library

An Extensive Examination of Data Structures Using C# 2.0

MIT University Open Courseware 

Lecture Notes for Data Structures

Data Structures and Algorithms with Object-Oriented Design Patterns in       C++

Data Structures and Algorithms with Object-Oriented Design Patterns in       Java

Data Structures and Algorithms with Object-Oriented Design Patterns in          C#

Data Structures and Algorithms with Object-Oriented Design Patterns in    Python

Data Structures and Algorithms with Object-Oriented Design Patterns in       Ruby

Data Structures and Algorithms with Object-Oriented Design Patterns in         Lua

Data Structures and Algorithms with Object-Oriented Design Patterns in        perl

Data Structures and Algorithms with Object-Oriented Design Patterns in        php