एपीए उद्धरण

Ummerkutty,A N P. (1980). Karimbu ,Kasumavu ,Rubber: Sugar cane ,Cashew ,Rubber. State institute of languages.

शिकागो स्टाइल उद्धरण

Ummerkutty,A N P. Karimbu ,Kasumavu ,Rubber: Sugar Cane ,Cashew ,Rubber. Trivandrum: State institute of languages, 1980.

एमएलए उद्धरण

Ummerkutty,A N P. Karimbu ,Kasumavu ,Rubber: Sugar Cane ,Cashew ,Rubber. State institute of languages, 1980.