Gaya APA
Guthrie, V, B, (.
(1960).
Petroleum Products Handbook
(
1960)
.
:
New York : McGraw-Hill Book Co.,.
Gaya MLA
Guthrie, Virgil, B, (ed).
"Petroleum Products Handbook".
1960
:
New York : McGraw-Hill Book Co.,,
1960.
Text.