Cita APA (7th ed.)

Rippe, J. M., & Pang, J. F. (1992). The exercise exchange program. Simon & Schuster.

Cita Chicago (17th ed.)

Rippe, James M., i Judy Fredal Pang. The Exercise Exchange Program. New York: Simon & Schuster, 1992.

Cita MLA (9th ed.)

Rippe, James M., i Judy Fredal Pang. The Exercise Exchange Program. Simon & Schuster, 1992.