APA (7th ed.) Citation

Supriatna, J. (2008). Melestarikan Alam Indonesia. Yayasan Obor Indonesia.

Chicago Style (17th ed.) Citation

Supriatna, Jatna. Melestarikan Alam Indonesia. Yayasan Obor Indonesia, 2008.

MLA (8th ed.) Citation

Supriatna, Jatna. Melestarikan Alam Indonesia. Yayasan Obor Indonesia, 2008.

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