APA (7th ed.) Citation

Pearce,D.W. (1990). Ekonomi alam sekitar. Universiti Putra Malaysia.

Chicago Style (17th ed.) Citation

Pearce,D.W. Ekonomi Alam Sekitar. Selangor: Universiti Putra Malaysia, 1990.

MLA (9th ed.) Citation

Pearce,D.W. Ekonomi Alam Sekitar. Universiti Putra Malaysia, 1990.

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