APA引文

Rouchal, M., Nečas, M., & Vícha, R. (2010). 2-Chloro-9-isopropyl-N,N-dimethyl-9H-purin-6-amine. International Union of Crystallography.

Citação norma Chicago

Rouchal, Michal, Marek Nečas, and Robert Vícha. 2-Chloro-9-isopropyl-N,N-dimethyl-9H-purin-6-amine. International Union of Crystallography, 2010.

MLA引文

Rouchal, Michal, Marek Nečas, and Robert Vícha. 2-Chloro-9-isopropyl-N,N-dimethyl-9H-purin-6-amine. International Union of Crystallography, 2010.

警告：這些引文格式不一定是100％准確.