Gaya APA
Tathagati, A.
(2017).
Step by Step Membuat SOP (Standar Operating Procedure)
.
Yogyakarta:
Efata Publishing.
Gaya MLA
Tathagati, Arini.
"Step by Step Membuat SOP (Standar Operating Procedure)".
Yogyakarta:
Efata Publishing,
2017.
Texts.