APA (7th ed.) Citation

(1992). Melestarikan Hutan Tropika. Yayasan Obor Indonesia.

Chicago Style (17th ed.) Citation

Melestarikan Hutan Tropika. Yayasan Obor Indonesia, 1992.

MLA (8th ed.) Citation

Melestarikan Hutan Tropika. Yayasan Obor Indonesia, 1992.

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