Ballon, R. J. (1971). Japan's market and foreign business. Tokyo: Sophia University.
Trích dẫn kiểu ChicagoBallon, Robert J. Japan's Market and Foreign Business. Tokyo: Sophia University, 1971.
MLA引文Ballon, Robert J. Japan's Market and Foreign Business. Tokyo: Sophia University, 1971.
警告：這些引文格式不一定是100％准確.