Gaya APA
Paul A, Samuelson, William D. Nordhaus. (1998).
Economics : Sixteenth Edition (Tekstbook) .
United States of America:
IRWIN MC GRAW-HILL.
Gaya Chicago
Paul A, Samuelson, William D. Nordhaus.
Economics : Sixteenth Edition (Tekstbook).
United States of America:
IRWIN MC GRAW-HILL,
1998.
SIRKULASI.
Gaya MLA
Paul A, Samuelson, William D. Nordhaus.
Economics : Sixteenth Edition (Tekstbook).
United States of America:
IRWIN MC GRAW-HILL,
1998.
SIRKULASI.
Gaya Turabian
Paul A, Samuelson, William D. Nordhaus.
Economics : Sixteenth Edition (Tekstbook).
United States of America:
IRWIN MC GRAW-HILL,
1998.
SIRKULASI.