Gaya APA
Grant, E, L., Leavenworth, R, S. (1989).
Pengendalian mutu statistis (6th ed).
Jakarta:
Penarbit Erlangga.
Gaya MLA
Grant, Eugene, L.., Leavenworth, Richard, S..
"Pengendalian mutu statistis".
6th ed
Jakarta:
Penarbit Erlangga,
1989.
Printed Book.