APA Citation

HASSAN Hamzah, Maznah Awang, & NorFaimah Abdul Karim. (1999). Alam semesta: Sistem suria,planet. Selangor: Anzagain Sdn Bhd.

Chicago Style Citation

HASSAN Hamzah, Maznah Awang, and NorFaimah Abdul Karim. Alam Semesta: Sistem Suria,planet. Selangor: Anzagain Sdn Bhd, 1999.

MLA Citation

HASSAN Hamzah, Maznah Awang, and NorFaimah Abdul Karim. Alam Semesta: Sistem Suria,planet. Selangor: Anzagain Sdn Bhd, 1999.

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