APA (7th ed.) Citation

Redding, J. L. (1994). A descriptive study of personal trainers. [publisher not identified].

Chicago Style (17th ed.) Citation

Redding, Justine L. A Descriptive Study of Personal Trainers. [Place of publication not identified]: [publisher not identified], 1994.

MLA (9th ed.) Citation

Redding, Justine L. A Descriptive Study of Personal Trainers. [publisher not identified], 1994.