एपीए उद्धरण

Verma, D. (2008). Enrich your grammar: Word origins. Sterling Paperbacks.

शिकागो स्टाइल उद्धरण

Verma, Dhirendra. Enrich Your Grammar: Word Origins. New Delhi: Sterling Paperbacks, 2008.

एमएलए उद्धरण

Verma, Dhirendra. Enrich Your Grammar: Word Origins. Sterling Paperbacks, 2008.