Dyfyniad APA

Virkler, H. A. (1991). Speaking your mind without stepping on toes: Guidelines for group leaders included. Victor.

Dyfyniad Arddull Chicago

Virkler, Henry A. Speaking Your Mind Without Stepping on Toes: Guidelines for Group Leaders Included. New York: Victor, 1991.

Dyfyniad MLA

Virkler, Henry A. Speaking Your Mind Without Stepping on Toes: Guidelines for Group Leaders Included. Victor, 1991.

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