APA (7th ed.) Citation

Sagala,Porkas. (1999). Desain Kehutanan Holistik / Porkas Sagala. Jakarta : Yayasan Obor Indonesia.

Chicago Style (17th ed.) Citation

Sagala,Porkas. Desain Kehutanan Holistik / Porkas Sagala. Jakarta : Yayasan Obor Indonesia, 1999.

MLA (8th ed.) Citation

Sagala,Porkas. Desain Kehutanan Holistik / Porkas Sagala. Jakarta : Yayasan Obor Indonesia, 1999.

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