APA (7th ed.) Citation

Maybury, S. B. (1959). Principles of business letter writing. Ronald Press.

Chicago Style (17th ed.) Citation

Maybury, Sally B. Principles of Business Letter Writing. New York: Ronald Press, 1959.

MLA (9th ed.) Citation

Maybury, Sally B. Principles of Business Letter Writing. Ronald Press, 1959.

Warning: These citations may not always be 100% accurate.