Cita APA (7a ed.)

HARDWICK,H.C. (2003). WORDS ARE IMPORTANT- BOOK 3 (1st.). WHEELER PUBLISHING.

Cita Chicago Style (17a ed.)

HARDWICK,H.C. WORDS ARE IMPORTANT- BOOK 3. 1st. ALLAHABAD: WHEELER PUBLISHING, 2003.

Cita MLA (9a ed.)

HARDWICK,H.C. WORDS ARE IMPORTANT- BOOK 3. 1st. WHEELER PUBLISHING, 2003.