Gaya APA

Kahn, J, E., J.M, I, B, L. (2009). Morning cardio workouts . Illinois: Illinois: Human Kinetics, 2009.

Gaya MLA

Kahn, June, E., J.M, I., Biscontini,, Lawrence. "Morning cardio workouts". Illinois: Illinois: Human Kinetics, 2009, 2009. .