Gauba, O. P. (2015). An Introduction to Political Theory (7th.). MAYUR PAPERBACKS.
芝加哥风格引文Gauba, O P. An Introduction to Political Theory. 7th. Indirapuram: MAYUR PAPERBACKS, 2015.
MLA引文Gauba, O P. An Introduction to Political Theory. 7th. MAYUR PAPERBACKS, 2015.
警告：这些引文格式不一定是100％准确.