APA引文

Lemmer, K. E. (1941). SURGERY IN ULCERATIVE COLITIS.

Citação norma Chicago

Lemmer, Kenneth E. SURGERY IN ULCERATIVE COLITIS. 1941.

MLA引文

Lemmer, Kenneth E. SURGERY IN ULCERATIVE COLITIS. 1941.

警告：這些引文格式不一定是100％准確.