O'Brien, D. (2005). Penguin India reference yearbook 2005.
Chicago Edition CitationO'Brien, Derek. Penguin India Reference Yearbook 2005. Penguin Books Inc., New York, 2005.
MLA Edition CitationO'Brien, Derek. Penguin India Reference Yearbook 2005. 2005.
Warning: These citations may not always be 100% accurate.