Tohutoro APA (7th ed.)
Pietrofesa, J. J., & Hoffman, A. (1984). Counseling: An Introduction (2nd ed.). Houghton Mifflin.
Tohutoru Kātū Chicago (17th ed.)
Pietrofesa, John J., me Allan Hoffman. Counseling: An Introduction. 2nd ed. Dallas: Houghton Mifflin, 1984.
Tohutoro MLA (9th ed.)
Pietrofesa, John J., me Allan Hoffman. Counseling: An Introduction. 2nd ed. Houghton Mifflin, 1984.
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