APA (7e ed.) Bronvermelding
Virkler, H. A. (1991). Speaking your mind without stepping on toes: Guidelines for group leaders included. Victor.
Chicago (17e ed.) Bronvermelding
Virkler, Henry A. Speaking Your Mind Without Stepping on Toes: Guidelines for Group Leaders Included. New York: Victor, 1991.
MLA (9e ed.) Bronvermelding
Virkler, Henry A. Speaking Your Mind Without Stepping on Toes: Guidelines for Group Leaders Included. Victor, 1991.
Let op: Deze citaties zijn niet altijd 100% accuraat.