Gaya APA
SOULE, George. (1948).
Introduction To Economic Science A Modern Guide For Laymen .
New York:
The New American Library.
Gaya Chicago
SOULE, George.
Introduction To Economic Science A Modern Guide For Laymen.
New York:
The New American Library,
1948.
.
Gaya MLA
SOULE, George.
Introduction To Economic Science A Modern Guide For Laymen.
New York:
The New American Library,
1948.
.
Gaya Turabian
SOULE, George.
Introduction To Economic Science A Modern Guide For Laymen.
New York:
The New American Library,
1948.
.