Dyfyniad APA

Pietrofesa, J. J., & Vriend, J. (1971). The school counselor as a professional. F. E. Peacock Publishers.

Dyfyniad Arddull Chicago

Pietrofesa, John J., and John Vriend. The School Counselor as a Professional. Itasca, Ill.: F. E. Peacock Publishers, 1971.

Dyfyniad MLA

Pietrofesa, John J., and John Vriend. The School Counselor as a Professional. F. E. Peacock Publishers, 1971.

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