Arfan, M., Rauf, A., Tahir, M. N., Ali, M., & Uddin, G. (2011). 2-Methyl-6-(4,4,10,13,14-pentamethyl-3-oxo-2,3,4,5,6,7,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)hept-2-enoic acid. International Union of Crystallography.
Citação norma ChicagoArfan, Mohammad, Abdur Rauf, M. Nawaz Tahir, Mumtaz Ali, and Ghias Uddin. 2-Methyl-6-(4,4,10,13,14-pentamethyl-3-oxo-2,3,4,5,6,7,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)hept-2-enoic Acid. International Union of Crystallography, 2011.
MLA CitationArfan, Mohammad, et al. 2-Methyl-6-(4,4,10,13,14-pentamethyl-3-oxo-2,3,4,5,6,7,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)hept-2-enoic Acid. International Union of Crystallography, 2011.