Παραπομπή APA

Lewis, N. (2013). Word power madeeasy. Ashwani Goyal publishers.

Παραπομπή Chicago Style

Lewis, Norman. Word Power Madeeasy. New Delhi: Ashwani Goyal publishers, 2013.

Παραπομπή MLA

Lewis, Norman. Word Power Madeeasy. Ashwani Goyal publishers, 2013.