Description: Group development..

Main Author:	Bradford, Leland Powers, 1905 (ed.)
Language:	English
Published:	Washington,: National Training Laboratories, National Education Association, 1961..
Series:	National Training Laboratories. Selected readings series, 1
Subjects:	Small groups. Group relations training.

Physical Description:	vi, 106 p: diagrs; 23 cm..
Bibliography:	Includes bibliographies.