एपीए उद्धरण

John, S. K. (2006). Nutritional disorders in tropical tuber crops. CTCRI.

शिकागो स्टाइल उद्धरण

John, Susan K. Nutritional Disorders in Tropical Tuber Crops. Thiruvanathapuram: CTCRI, 2006.

एमएलए उद्धरण

John, Susan K. Nutritional Disorders in Tropical Tuber Crops. CTCRI, 2006.