APA引文

Time-Life Books. (1987). Getting firm: Shaping and toning. Time-Life Books.

Chicago Style (17th ed.) Citation

Time-Life Books. Getting Firm: Shaping and Toning. Alexandria, Virginia: Time-Life Books, 1987.

MLA引文

Time-Life Books. Getting Firm: Shaping and Toning. Time-Life Books, 1987.

警告：這些引文格式不一定是100％准確.