एपीए उद्धरण

Maxwell Dorothy. (2005). Phone Skills for the Information Age. American: Mc Graw Hill.

शिकागो स्टाइल उद्धरण

Maxwell Dorothy. Phone Skills for the Information Age. American: Mc Graw Hill, 2005.

एमएलए उद्धरण

Maxwell Dorothy. Phone Skills for the Information Age. American: Mc Graw Hill, 2005.