एपीए उद्धरण

Boer, H. d. (1998). Coffee cultivation in the watershed of the river Aranjuez.

शिकागो स्टाइल उद्धरण

Boer, H. den. Coffee Cultivation in the Watershed of the River Aranjuez. 1998.

एमएलए उद्धरण

Boer, H. den. Coffee Cultivation in the Watershed of the River Aranjuez. 1998.