APA引文

Rupp, R. (2006). Four elements: Water, air, fire, earth. Profile books.

Chicago Edition Citation

Rupp, Rebecca. Four Elements: Water, Air, Fire, Earth. London: Profile books, 2006.

MLA引文

Rupp, Rebecca. Four Elements: Water, Air, Fire, Earth. Profile books, 2006.

警告：這些引文格式不一定是100％准確.