By David M. Ungar; dissertation sponsored by DARPA; read online or download PDF. [UC Berkeley SUNSITE, Online]

By Trevor Hopkins, Bernard Horan; Prentice Hall, 1995, ISBN 0133183874. Full guide with what users must know to start writing applications. [Amazon.com]

By John R. Bourne; CRC Press, 1992, ISBN 025611210X. Introduces understanding and using object-oriented methodologies for engineering problem solving, focus on analysis and design. [Amazon.com]

Addison-Wesley; 1989, ISBN 0201113716. Paperback. [Amazon.com]

By Wilf R. Lalonde, John R. Pugh; Prentice Hall, 1990, ISBN 0134684141. Introduces this object-oriented programming language, focusing on classes, subclassing, inheritance, message passing. [Amazon.com]

By Wilf R. Lalonde, John R. Pugh; Prentice Hall, 1991, ISBN 0134659643. Explores Smalltalk system as a potent and efficient prototyping and development environment. [Amazon.com]

By Adele Goldberg; Addison-Wesley, 1983, ISBN 0201113724. In depth explanation of the programming user interface. [Amazon.com]

Edited by Glen Krasner; Addison-Wesley, 1983, ISBN 0201116693. Tells how Smalltalk was first invented, and then how it was introduced to the world, with chapters by key participants. [Amazon.com]

By Chamond Liu; iUniverse.com, 2000, ISBN 1583484906. Programmer's guide integrates language with object-oriented design solutions; focus: practical alternatives, trade-offs. [Amazon.com]

Descriptions, reviews, purchase source. [Amazon.com]