Courtenay, P. P. (1972). A geography of trade and development in Malaya. Bell.
芝加哥风格引文Courtenay, Percy Philip. A Geography of Trade and Development in Malaya. London: Bell, 1972.
MLA引文Courtenay, Percy Philip. A Geography of Trade and Development in Malaya. Bell, 1972.
警告：这些引文格式不一定是100％准确.