Hanna, P. R. (1953). The university: Instrument of economic and social development. [s.n.
芝加哥风格引文Hanna, Paul Robert. The University: Instrument of Economic and Social Development. [Manila: [s.n, 1953.
MLA引文Hanna, Paul Robert. The University: Instrument of Economic and Social Development. [s.n, 1953.
警告：这些引文格式不一定是100％准确.