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Gaya APA

Mitchaell, B. (2010). Pengelolaan Sumberdaya dan Lingkungan . Yogyakarta: Yogyakarta:UGM.

Gaya MLA

Mitchaell, Bruce. "Pengelolaan Sumberdaya dan Lingkungan". Yogyakarta: Yogyakarta:UGM, 2010. Text.