Gaya APA
Andres, R, S, ;, C.
(1988).
Materials of construction
(
ed. 4)
.
New York:
McGraw-Hill Book Company.
Gaya MLA
Andres, R.C., Smith, ;, C.K..
"Materials of construction".
ed. 4
New York:
McGraw-Hill Book Company,
1988.
Text.