Gaya APA
JUSE, Q, C, H.
(1955).
Gugus Kendali Mutu
.
Jakarta:
Percetakan Sapdodadi.
Gaya MLA
JUSE, QC, Circle, Headquartes,.
"Gugus Kendali Mutu".
Jakarta:
Percetakan Sapdodadi,
1955.
Text.