APA (7th ed.) Citation

Karwan, S. (2003). Sistem Pertanian berkelanjutan. Kanisius.

Chicago Style (17th ed.) Citation

Karwan, Salikin. Sistem Pertanian Berkelanjutan. Kanisius, 2003.

MLA (8th ed.) Citation

Karwan, Salikin. Sistem Pertanian Berkelanjutan. Kanisius, 2003.

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