APA引文

Schoen, E. J. (1990). Human growth hormone--orphan with a silver spoon.

Citação norma Chicago

Schoen, E. J. Human Growth Hormone--orphan With a Silver Spoon. 1990.

MLA引文

Schoen, E. J. Human Growth Hormone--orphan With a Silver Spoon. 1990.

警告：這些引文格式不一定是100％准確.