Evaluation as feedback in the program development cycle
By: Marjorie L. Rapp.
Contributors: Rand Corporation.
Series: Paper / Rand -- P-4066; P (Rand Corporation) -- P-4066.
Publisher: Rand Corp.]
Published: 1969
Place of publication: [Santa Monica, Calif
Language: eng
Subjects: Educational planning.; Educational planning -- United States.; Educational surveys -- United States.
Notes: "P-4066."

Cover title.

"April 1969."