2Charles R. Allen, 1919, The Instructor The Man and The Job, J. B. (Lippincott Company; Philadelphia and London). 被引量：1
3Labor Division, War Production Board, Training Within Industry Service, date not given, Job Instruction: A Manual for Shop Su-pervisors and Instructors ( Washington D. C. : U.S. Government Printing Office), pl. 被引量：1
