Gaya APA
McCONNELL, C, R., BRUE, S, L.
(2002).
Economics :
(
15th ed.)
.
Boston:
McGraw-Hill Irwin.
Gaya MLA
McCONNELL, Campbell, R.., BRUE, Stanley, L..
"Economics :".
15th ed.
Boston:
McGraw-Hill Irwin,
2002.
Buku.