Khera, H. S. (1975). Marketing of Malaysian palm oil. Faculty of Economics & Administration, University of Malaya.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKhera, Harcharan Singh. Marketing of Malaysian Palm Oil. Kuala Lumpur: Faculty of Economics & Administration, University of Malaya, 1975.
एमएलए (8वां संस्करण) प्रशस्ति पत्रKhera, Harcharan Singh. Marketing of Malaysian Palm Oil. Faculty of Economics & Administration, University of Malaya, 1975.
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