TY  - UNPB
PB  - Universitas Muhammadiyah Prof. DR. Hamka
UR  - http://repository.uhamka.ac.id/id/eprint/48811/
ID  - repository48811
TI  - serti
N1  - Unpublished
AV  - public
A1  - Benny, Hendriana
ER  -