APA引文

Trimble, S. (2003). Keeping fit in your 50s: Workout essentials for a changing body. Acorn Media.

Chicago Style (17th ed.) Citation

Trimble, Skye. Keeping Fit in Your 50s: Workout Essentials for a Changing Body. Silver Spring, MD: Acorn Media, 2003.

MLA引文

Trimble, Skye. Keeping Fit in Your 50s: Workout Essentials for a Changing Body. Acorn Media, 2003.

警告：這些引文格式不一定是100％准確.