Παραπομπή APA

Nilapatmanabhan. (1987). Erumpukal. Sahitya Pravarthaka Co-operative Society Ltd.

Παραπομπή Chicago Style

Nilapatmanabhan. Erumpukal. Kottayam: Sahitya Pravarthaka Co-operative Society Ltd, 1987.

Παραπομπή MLA

Nilapatmanabhan. Erumpukal. Sahitya Pravarthaka Co-operative Society Ltd, 1987.