APA (7e ed.) Bronvermelding
Certo, S. C. (2008). Supervision: Concept and skill building (6th ed.). McGraw-Hill.
Chicago (17e ed.) Bronvermelding
Certo, Samuel C. Supervision: Concept and Skill Building. 6th ed. New York, NY: McGraw-Hill, 2008.
MLA (9e ed.) Bronvermelding
Certo, Samuel C. Supervision: Concept and Skill Building. 6th ed. McGraw-Hill, 2008.
Let op: Deze citaties zijn niet altijd 100% accuraat.