APA引文

Ratcliff, B. (2008). AS Level and A Level: Chemistry. Cambridge University Press.

Chicago Style (17th ed.) Citation

Ratcliff, Brian. AS Level and A Level: Chemistry. Cambridge University Press, 2008.

MLA引文

Ratcliff, Brian. AS Level and A Level: Chemistry. Cambridge University Press, 2008.

警告：這些引文格式不一定是100％准確.