APA aipamena

Handschuh, J., & Geigel, A. S. D. (1985). Improving oral communication. New Jersey: Prentice-Hall.

Chicago Style aipamena

Handschuh, Jeanne, và Alma Simounet De Geigel. Improving Oral Communication. New Jersey: Prentice-Hall, 1985.

MLA aipamena

Handschuh, Jeanne, và Alma Simounet De Geigel. Improving Oral Communication. New Jersey: Prentice-Hall, 1985.

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