Burtt, Harold E. Principles of employment psychology Harold E. Burtt. - Rev. ed. - New York, London Harper & Brothers c1942. - xii, 568 p. ill. 23 cm. LCCN: 78109286 //r88 Subjects--Topical Terms: Personnel managementPsychological TestsAbility--Testing. LC Class. No.: BF431 / .B85 1942 Dewey Class. No.: 151.2