Supervision :
concepts and skill building /
Samuel C. Certo.
APA Citation
Certo, S. C. (2003). Supervision: concepts and skill building. 4th ed. Boston: McGraw-Hill.
MLA Citation
Certo, Samuel C. Supervision: Concepts And Skill Building. 4th ed. Boston: McGraw-Hill, 2003.
Warning: These citations may not always be complete (especially for serials).