APA (7th ed.) Citation

(2006). Understanding The Earth And Universe : Book 1: Understanding The Earth. Ferringhi Distributors.

Chicago Style (17th ed.) Citation

Understanding The Earth And Universe : Book 1: Understanding The Earth. Ayer Itam,Penang: Ferringhi Distributors, 2006.

MLA (9th ed.) Citation

Understanding The Earth And Universe : Book 1: Understanding The Earth. Ferringhi Distributors, 2006.

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