Gaya APA

Soemohadiwidjojo, A, T. (2018). Mudah Menyusun Sop : Standard Operating Procedure (Cet.IV). Jakarta: Penebar Plus.

Gaya MLA

Soemohadiwidjojo, Arini, T.. "Mudah Menyusun Sop : Standard Operating Procedure". Cet.IV Jakarta: Penebar Plus, 2018. Teks.