APA引文

Tellam, W. D. G. (1949). Points from Letters: Retained Placenta.

Citação norma Chicago

Tellam, W. D. G. Points From Letters: Retained Placenta. 1949.

MLA引文

Tellam, W. D. G. Points From Letters: Retained Placenta. 1949.

警告：這些引文格式不一定是100％准確.