APA引用形式

Billa, R. F., Biwole, M. S., Juimo, A. G., Bejanga, B. I., & Blackett, K. (1991). Gall stone disease in African patients with sickle cell anaemia: A preliminary report from Yaounde, Cameroon.

シカゴスタイル引用形

Billa, R F., M S. Biwole, A G. Juimo, B I. Bejanga, , K. Blackett. Gall Stone Disease in African Patients With Sickle Cell Anaemia: A Preliminary Report From Yaounde, Cameroon. 1991.

MLA引用形式

Billa, R F., et al. Gall Stone Disease in African Patients With Sickle Cell Anaemia: A Preliminary Report From Yaounde, Cameroon. 1991.