APA Edition Citation

Sasikumar Purameri. (2014). Stephen Hawking Biography (1st.). Progress Publication.

Chicago Edition Citation

Sasikumar Purameri. Stephen Hawking Biography. 1st. Mukkam: Progress Publication, 2014.

MLA Edition Citation

Sasikumar Purameri. Stephen Hawking Biography. 1st. Progress Publication, 2014.

Warning: These citations may not always be 100% accurate.