Gaya APA
RUFFIN, Roy. (1988).
Modern Price Theory .
USA:
Scott,Foresman and Company.
Gaya Chicago
RUFFIN, Roy.
Modern Price Theory.
USA:
Scott,Foresman and Company,
1988.
Monograf.
Gaya MLA
RUFFIN, Roy.
Modern Price Theory.
USA:
Scott,Foresman and Company,
1988.
Monograf.
Gaya Turabian
RUFFIN, Roy.
Modern Price Theory.
USA:
Scott,Foresman and Company,
1988.
Monograf.