Gaya APA
Morrow, L, R, H, P, &, L.
(1977).
Maintenance Engineering Handbook
(
3)
.
United State:
McGraw-Hill.
Gaya MLA
Morrow, Lindley, R., Higgins,, P.E, &, L.C..
"Maintenance Engineering Handbook".
3
United State:
McGraw-Hill,
1977.
Text.