Tathagati, A. (2013). Step by Step membuat SOP: Standard operating procedure. Efata Publishing.
Chicago Style CitationTathagati, Arini. Step By Step Membuat SOP: Standard Operating Procedure. Efata Publishing, 2013.
MLA CitationTathagati, Arini. Step By Step Membuat SOP: Standard Operating Procedure. Efata Publishing, 2013.
Warning: These citations may not always be 100% accurate.