Cofer, Charles Norval. Motivation: theory and research [electronic resource] / [by] C.N. Cofer [and] M.H. Appley.. — New York, : Wiley, [1964]. — 958 p. : illus. 24 cm. Bibliography: p. 839-935. LCCN: 64013214 Nat. Bib. Agency Control No.: 0005563 DNLM Subjects--Topical Terms: Motivation (Psychology)Motivatie.Onderzoek.Theorieën.Motivation (Psychologie)Motivation. LC Class. No.: BF683 / .C6 Dewey Class. No.: 153.8 159.4 National Library of Medicine Call No.: BF 683 / C674m 1964