APA način citiranja

Gopal. (2004). Charlie Chaplin: Jeevithavum cinemayum. Pranatha Books.

Čikaški stil citiranja

Gopal. Charlie Chaplin: Jeevithavum Cinemayum. Cochin: Pranatha Books, 2004.

MLA način citiranja

Gopal. Charlie Chaplin: Jeevithavum Cinemayum. Pranatha Books, 2004.