(1894). Difficult Labour: A Guide to Its Management, for Students and Practitioners. Glasgow Med J.
Citação norma Chicago"Difficult Labour: A Guide to Its Management, for Students and Practitioners." Glasgow Med J 1894.
MLA引文"Difficult Labour: A Guide to Its Management, for Students and Practitioners." Glasgow Med J 1894.
警告：這些引文格式不一定是100％准確.