Broadwell, M. M. (1970). The supervisor as an instructor: A guide for classroom training (2nd ed.). Addison-Wesley Pub.
Chicago-referens (17:e uppl.)Broadwell, Martin M. The Supervisor as an Instructor: A Guide for Classroom Training. 2nd ed. Reading, MA: Addison-Wesley Pub, 1970.
MLA-referens (9:e uppl.)Broadwell, Martin M. The Supervisor as an Instructor: A Guide for Classroom Training. 2nd ed. Addison-Wesley Pub, 1970.
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