Gaya APA
Mulcahy, D, E. (1998).
(PASCA - TEKNIK SIPIL) Materials Handling Handbook (1).
USA:
Mc Graw-Hill International Book Company.
Gaya MLA
Mulcahy, David, E..
"(PASCA - TEKNIK SIPIL) Materials Handling Handbook".
1
USA:
Mc Graw-Hill International Book Company,
1998.
.