एपीए उद्धरण

Geethakrishnan, G. (2011). Viswaprasidha pranayakadhakal. Current books.

शिकागो स्टाइल उद्धरण

Geethakrishnan, Geethalayam. Viswaprasidha Pranayakadhakal. Kottayam: Current books, 2011.

एमएलए उद्धरण

Geethakrishnan, Geethalayam. Viswaprasidha Pranayakadhakal. Current books, 2011.