APA (7th ed.) Citation

Ross, R. C. (1961). Speak with ease (2nd ed.). Van Nostrand.

Chicago Style (17th ed.) Citation

Ross, Russell Conwell. Speak with Ease. 2nd ed. Princeton, N.J: Van Nostrand, 1961.

MLA (9th ed.) Citation

Ross, Russell Conwell. Speak with Ease. 2nd ed. Van Nostrand, 1961.