APA引文

Whittington, T. H. (1961). Headache and “Eyestrain”.

Citação norma Chicago

Whittington, Theodore H. Headache and “Eyestrain”. 1961.

MLA引文

Whittington, Theodore H. Headache and “Eyestrain”. 1961.

警告：這些引文格式不一定是100％准確.