http://repository.uhamka.ac.id/id/eprint/14009/
The Effectiveness of Technical
Siska, Siska
http://repository.uhamka.ac.id/id/eprint/14009/1/9.%20Ijhar-2020.pdf
http://repository.uhamka.ac.id/id/eprint/14009/
The Effectiveness of Technical
Siska, Siska
http://repository.uhamka.ac.id/id/eprint/14009/1/9.%20Ijhar-2020.pdf