APA (7th ed.) Citation

Cook, M. F.. (1985). Personnel manager's portfolio of model letters. Prentice-Hall.

Chicago Style (17th ed.) Citation

Cook, Mary F. Personnel Manager's Portfolio of Model Letters. Englewood Cliffs, NJ: Prentice-Hall, 1985.

MLA (9th ed.) Citation

Cook, Mary F. Personnel Manager's Portfolio of Model Letters. Prentice-Hall, 1985.