APA引文

Francis, M. J., Ellis, J. P., & Hockaday, T. D. (1974). Skin collagen in diabetes mellitus in relation to treatment.

Citação norma Chicago

Francis, M J., J P. Ellis, and T D. Hockaday. Skin Collagen in Diabetes Mellitus in Relation to Treatment. 1974.

MLA引文

Francis, M J., J P. Ellis, and T D. Hockaday. Skin Collagen in Diabetes Mellitus in Relation to Treatment. 1974.

警告：這些引文格式不一定是100％准確.