Gaya APA
MONTGOMERY, D, C. et al (1990).
Pengantar pengendalian kualitas statistik .
Yogyakarta:
Gadjah Mada University Press.
Gaya MLA
MONTGOMERY, Douglas, C. et al.
"Pengantar pengendalian kualitas statistik".
Yogyakarta:
Gadjah Mada University Press,
1990.
Text.