http://repository.uhamka.ac.id/id/eprint/11199/ review dan Dan, Mugisidi http://repository.uhamka.ac.id/id/eprint/11199/1/PEER%20REVIEW%201_Performance%20Improvement%20of%20a%20Forced%20Draught%20Cooling_1%20%281%29.pdf Unduh!
http://repository.uhamka.ac.id/id/eprint/11207/ KONSEP DASAR IPA 1 Wati Sukmawati, Wati http://repository.uhamka.ac.id/id/eprint/11207/1/Bahan%20Ajar%20Konsep%20Dasar%20IPA%201_compressed%20%281%29-compressed.pdf Unduh!