एपीए उद्धरण

Chopra, J. K. (2005). Problems of child labour. A B D publishers.

शिकागो स्टाइल उद्धरण

Chopra, J. K. Problems of Child Labour. Jaipur: A B D publishers, 2005.

एमएलए उद्धरण

Chopra, J. K. Problems of Child Labour. A B D publishers, 2005.