Gaya APA
SAMUELSON, Paul A.. (1967).
Economics an Introductory Analysis, 7th edition (7th).
New York:
McGraw-Hill.
Gaya Chicago
SAMUELSON, Paul A..
Economics an Introductory Analysis, 7th edition.
7th
New York:
McGraw-Hill,
1967.
Monograf.
Gaya MLA
SAMUELSON, Paul A..
Economics an Introductory Analysis, 7th edition.
7th
New York:
McGraw-Hill,
1967.
Monograf.
Gaya Turabian
SAMUELSON, Paul A..
Economics an Introductory Analysis, 7th edition.
7th
New York:
McGraw-Hill,
1967.
Monograf.