APA (7th ed.) Citation

Porkas, S. Mengelola Lahan Kehutanan Indonesia. Yayasan Obor In.

Chicago Style (17th ed.) Citation

Porkas, Sagala. Mengelola Lahan Kehutanan Indonesia. Yayasan Obor In.

MLA (8th ed.) Citation

Porkas, Sagala. Mengelola Lahan Kehutanan Indonesia. Yayasan Obor In.

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