APA (7th ed.) Citation

Watkins, F. C. (1962). Exercises to accompany Practical English handbook. Houghton Mifflin.

Chicago Style (17th ed.) Citation

Watkins, Floyd C. Exercises to Accompany Practical English Handbook. Boston: Houghton Mifflin, 1962.

MLA (9th ed.) Citation

Watkins, Floyd C. Exercises to Accompany Practical English Handbook. Houghton Mifflin, 1962.