APA (7th ed.) Citation

Hanna, P. (1998). Believe achieve! penguin.

Chicago Style (17th ed.) Citation

Hanna, Paul. Believe Achieve! New Delhi: penguin, 1998.

MLA (9th ed.) Citation

Hanna, Paul. Believe Achieve! penguin, 1998.

Warning: These citations may not always be 100% accurate.