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Journal of Occuptional Health and Safety
Published by: Permata Edication
Address: Jln. Bukit Limau FA-06 Perum Permata Puri, Ngaliyan, Kota Semarang
Phone: +62 852-3722-2150
E-mail: journal@permataedukasi.com
Teaching and Learning Research Journal is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License
