APA (7th ed.) Citation

Kurniawan, D., & Nor, F. (2014). Preface.

Chicago Style (17th ed.) Citation

Kurniawan, Denni, and F. Nor. Preface. 2014.

MLA (9th ed.) Citation

Kurniawan, Denni, and F. Nor. Preface. 2014.

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