APA Citation

Lubis, H. (2000). Khutbah Jumat lingkungan hidup. Medan: Gelora Madani Press.

Chicago Style Citation

Lubis, Hamzah. Khutbah Jumat Lingkungan Hidup. Medan: Gelora Madani Press, 2000.

MLA Citation

Lubis, Hamzah. Khutbah Jumat Lingkungan Hidup. Medan: Gelora Madani Press, 2000.

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