APA (7th ed.) Citation

Kaplan, J. P. (1989). English grammar: Principles and facts. Prentice Hall.

Chicago Style (17th ed.) Citation

Kaplan, Jeffrey P. English Grammar: Principles and Facts. Englewood Cliffs, N.J: Prentice Hall, 1989.

MLA (9th ed.) Citation

Kaplan, Jeffrey P. English Grammar: Principles and Facts. Prentice Hall, 1989.