APA (7th ed.) Citation

Singleton,Glen, & Frank,Michael. (2006). The world of general knowledge. Gema Insan.

Chicago Style (17th ed.) Citation

Singleton,Glen, and Frank,Michael. The World of General Knowledge. Kuala Lumpur: Gema Insan, 2006.

MLA (9th ed.) Citation

Singleton,Glen, and Frank,Michael. The World of General Knowledge. Gema Insan, 2006.

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