एपीए उद्धरण

Khera, H. S. (1976). The oil palm industry of Malaysia: An economic study. Kuala Lumpur: Penerbit Universiti Malaya.

शिकागो स्टाइल उद्धरण

Khera, Harcharan Singh. The Oil Palm Industry of Malaysia: An Economic Study. Kuala Lumpur: Penerbit Universiti Malaya, 1976.

एमएलए उद्धरण

Khera, Harcharan Singh. The Oil Palm Industry of Malaysia: An Economic Study. Kuala Lumpur: Penerbit Universiti Malaya, 1976.