പി എഫ് ഗോപകുമാര് & P F Gopakumar. (2007). കേരളീയ നവോത്ഥാനം (1st.). Chintha Pblishers.
Citação norma Chicagoപി എഫ് ഗോപകുമാര് e P F Gopakumar. കേരളീയ നവോത്ഥാനം. 1st. Thiruvananthapuram: Chintha Pblishers, 2007.
Citação norma MLAപി എഫ് ഗോപകുമാര് e P F Gopakumar. കേരളീയ നവോത്ഥാനം. 1st. Chintha Pblishers, 2007.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.