Gaya APA
ANSORI, N., MUSTAJIB, M, I. (2013).
Sistem perawatan terpadu (integrated maintenance system) .
Yogyakarta:
Graha Ilmu.
Gaya MLA
ANSORI, Nachnul., MUSTAJIB, M., Imron.
"Sistem perawatan terpadu (integrated maintenance system)".
Yogyakarta:
Graha Ilmu,
2013.
Buku.