APA引文

Parsons, L. ,. (1951). Modern trends in paediatrics. London: Butterworth.

Trích dẫn kiểu Chicago

Parsons, Leonard. Modern Trends in Paediatrics. London: Butterworth, 1951.

MLA引文

Parsons, Leonard. Modern Trends in Paediatrics. London: Butterworth, 1951.

警告：这些引文格式不一定是100％准确.