TY  - UNPB
AV  - public
UR  - http://repository.uhamka.ac.id/id/eprint/52309/
A1  - Zulherman, Zulherman
N1  - Unpublished
TI  - collabs with unind
ID  - repository52309
PB  - Universitas Muhammadiyah Prof.DR.HAMKA
ER  -