APA (7th ed.) Citation

Vasile, A. J., & Mintz, H. K. (1980). Speak with confidence: A practical guide (2nd ed.). Winthrop publishers.

Chicago Style (17th ed.) Citation

Vasile, Albert J., and Harold K. Mintz. Speak with Confidence: A Practical Guide. 2nd ed. Cambridge: Winthrop publishers, 1980.

MLA (9th ed.) Citation

Vasile, Albert J., and Harold K. Mintz. Speak with Confidence: A Practical Guide. 2nd ed. Winthrop publishers, 1980.