Padmanbhan Nair ,P.K. (1982). Periplus: Erithreeyan Kadaltheerathiloode Oru Kappalyathra. Kerala Bhasha Institute, Thiruvananthapuram.
Chicago Edition CitationPadmanbhan Nair ,P.K. Periplus: Erithreeyan Kadaltheerathiloode Oru Kappalyathra. Kerala Bhasha Institute, Thiruvananthapuram: Kerala Bhasha Institute, Thiruvananthapuram, 1982.
MLA Edition CitationPadmanbhan Nair ,P.K. Periplus: Erithreeyan Kadaltheerathiloode Oru Kappalyathra. Kerala Bhasha Institute, Thiruvananthapuram, 1982.
Warning: These citations may not always be 100% accurate.