एपीए उद्धरण

Govindappilla, P. (1987). Marksum Muladhanavum; Pathanam. Sahitya Pravarthaka Co-operative Society Ltd.

शिकागो स्टाइल उद्धरण

Govindappilla, P. Marksum Muladhanavum; Pathanam. Kottayam: Sahitya Pravarthaka Co-operative Society Ltd, 1987.

एमएलए उद्धरण

Govindappilla, P. Marksum Muladhanavum; Pathanam. Sahitya Pravarthaka Co-operative Society Ltd, 1987.