APA (7th ed.) Citation

Title, Ahmad Firdaus, & Yatim Hamidi. (2004). Know about energy. Pustaka Murni.

Chicago Style (17th ed.) Citation

Title, Ahmad Firdaus, and Yatim Hamidi. Know About Energy. Selangor: Pustaka Murni, 2004.

MLA (9th ed.) Citation

Title, et al. Know About Energy. Pustaka Murni, 2004.