TY  - UNPB
N1  - Unpublished
AV  - public
A1  - Wahidin, Wahidin
UR  - http://repository.uhamka.ac.id/id/eprint/50632/
ID  - repository50632
PB  - Universitas Muhammadiyah Prof. DR. Hamka
TI  - sertifikat hki
ER  -