Gaya APA
Ross, F, C., Enger, E, D.
(2003).
Student Study Guide : for use with
(
10th. Ed)
.
New York:
McGraw-Hill.
Gaya MLA
Ross, Frederick, C.., Enger, Eldon, D..
"Student Study Guide : for use with".
10th. Ed
New York:
McGraw-Hill,
2003.
Text.