APA aipamena

O'Brien Derek & Padmanabhan,Gautam Jayakumar,Navin. (2006). Penguin Landmark Quiz Book (NA.). Penguin Books.

Chicago Style aipamena

O'Brien Derek and Padmanabhan,Gautam Jayakumar,Navin. Penguin Landmark Quiz Book. NA. New Delhi: Penguin Books, 2006.

MLA aipamena

O'Brien Derek and Padmanabhan,Gautam Jayakumar,Navin. Penguin Landmark Quiz Book. NA. Penguin Books, 2006.

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