APA引文

Sporne, K. R. (1965). The Morphology of Gymnospems. London: Hutchinson Unversity Library.

Trích dẫn kiểu Chicago

Sporne, K. R. The Morphology of Gymnospems. London: Hutchinson Unversity Library, 1965.

MLA引文

Sporne, K. R. The Morphology of Gymnospems. London: Hutchinson Unversity Library, 1965.

警告：這些引文格式不一定是100％准確.