APA Edition Citation

O brien, D. . .. (2007). Penguin India reference year book 2007. Penguin Books.

Chicago Edition Citation

O brien, Derek. Penguin India Reference Year Book 2007. New Delhi: Penguin Books, 2007.

MLA Edition Citation

O brien, Derek. Penguin India Reference Year Book 2007. Penguin Books, 2007.

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