MLA

Ahmad, Viqar Uddin, and Anwer Basha. Spectroscopic Data of Steroid Glycosides: Spirostanes, Bufanolides, Cardenolides. Springer US, 2007.

APA

Ahmad, V. Uddin, & Basha, A. (2007). Spectroscopic Data of Steroid Glycosides: Spirostanes, Bufanolides, Cardenolides. Springer US.

Chicago

Ahmad, Viqar Uddin, and Anwer Basha. Spectroscopic Data of Steroid Glycosides: Spirostanes, Bufanolides, Cardenolides. : Springer US, 2007.