APA (7th ed.) Citation

Koay & Zaitun Ismail. (2002). Mempelajari Microsoft Visual Basic 6.0: Langkah demi langkah. Venton Publ. (M).

Chicago Style (17th ed.) Citation

Koay and Zaitun Ismail. Mempelajari Microsoft Visual Basic 6.0: Langkah Demi Langkah. Kuala Lumpur: Venton Publ. (M), 2002.

MLA (8th ed.) Citation

Koay and Zaitun Ismail. Mempelajari Microsoft Visual Basic 6.0: Langkah Demi Langkah. Venton Publ. (M), 2002.

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