APA引文

Gadsden, R. J. (1989). Quantitative studies. ICSA.

Trích dẫn kiểu Chicago

Gadsden, Richard J. Quantitative Studies. ICSA, 1989.

MLA引文

Gadsden, Richard J. Quantitative Studies. ICSA, 1989.

警告：这些引文格式不一定是100％准确.