Cita APA

Sethumadhavan,, P. (2010). Stephen Hawking: Jeevikkunna oru Ithihasam (1.). Lipi.

Chicago Edition Citation

Sethumadhavan,, P. Stephen Hawking: Jeevikkunna Oru Ithihasam. 1. Kozhikode: Lipi, 2010.

Cita MLA

Sethumadhavan,, P. Stephen Hawking: Jeevikkunna Oru Ithihasam. 1. Lipi, 2010.