Introduction to designing research and evaluation - Drew, Clifford J., 1943- 4 0 16; 5 (Saint Louis : C. V. Mosby Company, 1976)
Second edition published in 1980 under title: Introduction to designing and conducting research.
Includes bibliographies and indexes.
Professional.
Keywords: 2 -- 0; 6; Methodology.;Research. -- Social sciences;Social sciences -- 20; 20; 2