Cummings, Larry L. Performance in organizations; determinants & appraisal [by] L. L. Cummings and Donald P. Schwab. - Glenview, Ill., Scott, Foresman [1973] - 176 p. illus. 23 cm. ISBN: 0673076271 LCCN: 73075907 LC Class. No.: HF5549.5.R3 C83 / C83 Dewey Class. No.: 658.31/25