Style de citation APA (7e éd.)

Lewis, N. (2015). Word Power Made Easy: The Most Effective Vocabulary Builder in the English Language! Goyal Publishers & Distributors Pvt. Ltd.

Style de citation Chicago (17e éd.)

Lewis, Norman. Word Power Made Easy: The Most Effective Vocabulary Builder in the English Language! New Delhi: Goyal Publishers & Distributors Pvt. Ltd, 2015.

Style de citation MLA (9e éd.)

Lewis, Norman. Word Power Made Easy: The Most Effective Vocabulary Builder in the English Language! Goyal Publishers & Distributors Pvt. Ltd, 2015.