http://repository.uhamka.ac.id/id/eprint/11530/
Tesis Safier Ramdani
Safier Ramdani, Safier
http://repository.uhamka.ac.id/id/eprint/11530/1/Tesis%20-%20Safier%20Ramdani.pdf
Jurnal Ekonomi
http://repository.uhamka.ac.id/id/eprint/11530/
Tesis Safier Ramdani
Safier Ramdani, Safier
http://repository.uhamka.ac.id/id/eprint/11530/1/Tesis%20-%20Safier%20Ramdani.pdf