Improving elementary reading with the achievement-based contract plan /

Bibliographic Details

Main Author:	Zatz, David I., 1930-
Other Authors:	Moritt, Shirley F., 1928-
Format:	Book
Language:	English
Published:	West Nyack, N.Y. : Parker Pub. Co., [1974]
Subjects:	Reading (Elementary) Performance contracts in education.