APA引文

Scher, J. (1985). Pregnancy everything you need to know. penguin Books.

芝加哥风格引文

Scher, Jonathan. Pregnancy Everything You Need to Know. Great Britain: penguin Books, 1985.

MLA引文

Scher, Jonathan. Pregnancy Everything You Need to Know. penguin Books, 1985.

警告:这些引文格式不一定是100%准确.