APA (7th ed.) Citation

Harun Yahya. (2003). The mercy of believers. Goodword Books.

Chicago Style (17th ed.) Citation

Harun Yahya. The Mercy of Believers. New Delhi: Goodword Books, 2003.

MLA (9th ed.) Citation

Harun Yahya. The Mercy of Believers. Goodword Books, 2003.

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