Gaya APA
Wonnacott, P.
(1982).
(PASCA) Economics
(
Edisi 2)
.
USA:
Mc Graw-Hill International Book Company.
Gaya MLA
Wonnacott, Paul.
"(PASCA) Economics".
Edisi 2
USA:
Mc Graw-Hill International Book Company,
1982.
.