Gaya APA
Case, Karl E, Fair, Ray C. (1996).
Principles of Economics (4).
New Jarsey:
Prentice hall, INC.
Gaya Chicago
Case, Karl E, Fair, Ray C.
Principles of Economics.
4
New Jarsey:
Prentice hall, INC,
1996.
Texts.
Gaya MLA
Case, Karl E, Fair, Ray C.
Principles of Economics.
4
New Jarsey:
Prentice hall, INC,
1996.
Texts.
Gaya Turabian
Case, Karl E, Fair, Ray C.
Principles of Economics.
4
New Jarsey:
Prentice hall, INC,
1996.
Texts.