APA (7th ed.) Citation

Willson, R. F. (1980). Writing: Analysis and applications. Instructor's manual and key. Macmillan Publishing.

Chicago Style (17th ed.) Citation

Willson, Robert F. Writing: Analysis and Applications. Instructor's Manual and Key. Nueva York: Macmillan Publishing, 1980.

MLA (9th ed.) Citation

Willson, Robert F. Writing: Analysis and Applications. Instructor's Manual and Key. Macmillan Publishing, 1980.