APA (7th ed.) Citation

Hoxworth, D. A. (1987). Caffeine's effect on energy substrate systems during cycling at two intensities. [publisher not identified].

Chicago Style (17th ed.) Citation

Hoxworth, Deborah A. Caffeine's Effect on Energy Substrate Systems During Cycling at Two Intensities. [Place of publication not identified]: [publisher not identified], 1987.

MLA (9th ed.) Citation

Hoxworth, Deborah A. Caffeine's Effect on Energy Substrate Systems During Cycling at Two Intensities. [publisher not identified], 1987.