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Gaya APA

Hamalik, O. (2011). Perencanaan Pengajaran Berdasarkan Pendekatan Sistem . : Bumi Aksara.

Gaya MLA

Hamalik, Oemar. "Perencanaan Pengajaran Berdasarkan Pendekatan Sistem". : Bumi Aksara, 2011. Text.