एपीए उद्धरण

Kumar,Arun. (2002). The black economy in India. Penguin Books.

शिकागो स्टाइल उद्धरण

Kumar,Arun. The Black Economy in India. New Delhi: Penguin Books, 2002.

एमएलए उद्धरण

Kumar,Arun. The Black Economy in India. Penguin Books, 2002.