APA citiranje

Stephen Hawking & A Rajagopal Kamath. (2013). Kalathinte Akruthi (Ist.). Progress Publication.

Chicago Edition Citation

Stephen Hawking and A Rajagopal Kamath. Kalathinte Akruthi. Ist. Calicut: Progress Publication, 2013.

MLA citiranje

Stephen Hawking and A Rajagopal Kamath. Kalathinte Akruthi. Ist. Progress Publication, 2013.