Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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