9781452282442 | Sage Pubns, August 21, 2014, cover price $51.00 | About this edition: Evaluability assessment (EA) can lead to development of sound program theory, increased stakeholder involvement and empowerment, better understanding of program culture and context, enhanced collaboration and communication, process and findings use, and organizational learning and evaluation capacity building.

9780761917649 | 2 sub edition (Sage Pubns, August 4, 1998), cover price $144.00 | About this edition: Through the use of specific examples to illustrate evaluation research goals and methods, Thinking About Program Evaluation provides readers with an overview of the science and politics of evaluation research.

9780803937048 | Sage Pubns, March 1, 1990, cover price $42.00 | About this edition: Through the use of specific examples to illustrate evaluation research goals and methods, Thinking About Program Evaluation provides readers with an overview of the science and politics of evaluation research.

9780803937055 | Sage Pubns, March 1, 1990, cover price $35.95 | About this edition: Through the use of specific examples to illustrate evaluation research goals and methods, Thinking About Program Evaluation provides readers with an overview of the science and politics of evaluation research.

9780761917656 | 2 edition (Sage Pubns, August 4, 1998), cover price $67.00 | About this edition: Through the use of specific examples to illustrate evaluation research goals and methods, Thinking About Program Evaluation provides readers with an overview of the science and politics of evaluation research.

9780803916906 | Sage Pubns, July 1, 1981, cover price $20.00

9780803916913 | Sage Pubns, June 1, 1981, cover price $9.95