APA引文

Snowden, N., Wilson, P., & Pumphrey, R. (1989). Anticardiolipin antibodies in systemic lupus erythematous.

Citação norma Chicago

Snowden, N., P. Wilson, and R. Pumphrey. Anticardiolipin Antibodies in Systemic Lupus Erythematous. 1989.

MLA引文

Snowden, N., P. Wilson, and R. Pumphrey. Anticardiolipin Antibodies in Systemic Lupus Erythematous. 1989.

警告：這些引文格式不一定是100％准確.