Gaya APA
SAMUELSON, Paul A.. (1955).
Economics: an Introductory analysis (4th. ed.).
New York:
McGraw-Hill.
Gaya Chicago
SAMUELSON, Paul A..
Economics: an Introductory analysis.
4th. ed.
New York:
McGraw-Hill,
1955.
Textbook.
Gaya MLA
SAMUELSON, Paul A..
Economics: an Introductory analysis.
4th. ed.
New York:
McGraw-Hill,
1955.
Textbook.
Gaya Turabian
SAMUELSON, Paul A..
Economics: an Introductory analysis.
4th. ed.
New York:
McGraw-Hill,
1955.
Textbook.