Gaya APA

nachnul, A., imron, M, M. (2013). sistem perawatan terpadu (integrafed maintenance system) (1). yogjakarta: Graha Ilmu.

Gaya MLA

nachnul, Ansori., imron, Mustajib, M.. "sistem perawatan terpadu (integrafed maintenance system)". 1 yogjakarta: Graha Ilmu, 2013. Text.