APA-viite (7. p.)

Zinczenko, D., & Spiker, T. (2006). The abs diet get fit, stay fit plan: The exercise program to flatten your belly, reshape your body, and give you abs for life! Rodale International Ltd.

Chicago-viite (17. p.)

Zinczenko, David, ja Ted Spiker. The Abs Diet Get Fit, Stay Fit Plan: The Exercise Program to Flatten Your Belly, Reshape Your Body, and Give You Abs for Life! London: Rodale International Ltd, 2006.

MLA-viite (9. p.)

Zinczenko, David, ja Ted Spiker. The Abs Diet Get Fit, Stay Fit Plan: The Exercise Program to Flatten Your Belly, Reshape Your Body, and Give You Abs for Life! Rodale International Ltd, 2006.