APA Citation

Heo, S. B., Citra, Irene Christine, & Park, J. K. (2009). Why?: Life science = ilmu pengetahuan alam. Jakarta: Elex Media Komputindo.

Chicago Style Citation

Heo, Soon Bong, Citra, Irene Christine, and Jong Kwan Park. Why?: Life Science = Ilmu Pengetahuan Alam. Jakarta: Elex Media Komputindo, 2009.

MLA Citation

Heo, Soon Bong, Citra, Irene Christine, and Jong Kwan Park. Why?: Life Science = Ilmu Pengetahuan Alam. Jakarta: Elex Media Komputindo, 2009.

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