APA (7th ed.) Citation

Mahathir bin Mohamad, D. S. (1997). The Challenge. Pelanduk.

Chicago Style (17th ed.) Citation

Mahathir bin Mohamad, Dato' Seri. The Challenge. Petaling Jaya: Pelanduk, 1997.

MLA (8th ed.) Citation

Mahathir bin Mohamad, Dato' Seri. The Challenge. Pelanduk, 1997.

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