APA引文

Lopez, S. (1990). The U-factor weight management program. Key Porter Books.

Chicago Style (17th ed.) Citation

Lopez, Sandra. The U-factor Weight Management Program. Toronto: Key Porter Books, 1990.

MLA引文

Lopez, Sandra. The U-factor Weight Management Program. Key Porter Books, 1990.

警告：這些引文格式不一定是100％准確.