एपीए उद्धरण

Lewis,Norman. (1999). Word power made easy: : the most effective vocabulary builder in the english. Bloomsbury publishing.

शिकागो स्टाइल उद्धरण

Lewis,Norman. Word Power Made Easy: : The Most Effective Vocabulary Builder in the English. United Kingdom: Bloomsbury publishing, 1999.

एमएलए उद्धरण

Lewis,Norman. Word Power Made Easy: : The Most Effective Vocabulary Builder in the English. Bloomsbury publishing, 1999.