Gaya APA
Basic Contemporary Economics. (1969).
Amerika:
Dickenson Publishing Co. Inc..
Gaya Chicago
Basic Contemporary Economics.
.
Amerika:
Dickenson Publishing Co. Inc.,
1969.
.
Gaya MLA
Basic Contemporary Economics.
.
Amerika:
Dickenson Publishing Co. Inc.,
1969.
.
Gaya Turabian
Basic Contemporary Economics.
Amerika:
Dickenson Publishing Co. Inc.,
1969.
.