APA引文

O'Connell, J. E. A. (1972). Cervical Spondylosis.

Citação norma Chicago

O'Connell, J E A. Cervical Spondylosis. 1972.

MLA引文

O'Connell, J E A. Cervical Spondylosis. 1972.

警告：這些引文格式不一定是100％准確.