APA引文

Gifford, G. T. (1904). The Present Position of Aseptic Surgery.

Citação norma Chicago

Gifford, G. T. The Present Position of Aseptic Surgery. 1904.

MLA引文

Gifford, G. T. The Present Position of Aseptic Surgery. 1904.

警告：這些引文格式不一定是100％准確.