Author(s): ahmad syarif,

Date: Dec 31, 2019

Publisher: Faculty of Islamic Economics and Business, State Islamic University (UIN) Sunan Kalijaga

Date: Dec 07, 2017

Publisher: Faculty of Islamic Economics and Business, State Islamic University (UIN) Sunan Kalijaga

Author(s): ahmad syarif,

Date: Dec 31, 2016

Publisher: Faculty of Islamic Economics and Business, State Islamic University (UIN) Sunan Kalijaga

Author(s): ahmad syarif,

Date: Nov 11, 2016

Publisher: Prodi Ilmu Kesehatan Masyarakat FKM UIN SU MEDAN, Universitas Islam Negeri Sumatera Utara Medan