Gaya APA
ROBINSON,Joan. (1979).
An Introduction to Modern Economics .
New York:
McGraw-Hill.
Gaya Chicago
ROBINSON,Joan.
An Introduction to Modern Economics.
New York:
McGraw-Hill,
1979.
Teks.
Gaya MLA
ROBINSON,Joan.
An Introduction to Modern Economics.
New York:
McGraw-Hill,
1979.
Teks.
Gaya Turabian
ROBINSON,Joan.
An Introduction to Modern Economics.
New York:
McGraw-Hill,
1979.
Teks.