एपीए उद्धरण

Powell, T. A. Complete reference HTML & CSS (5th.). MGH.

शिकागो स्टाइल उद्धरण

Powell, Thomas A. Complete Reference HTML & CSS. 5th. New Delhi: MGH.

एमएलए उद्धरण

Powell, Thomas A. Complete Reference HTML & CSS. 5th. MGH.