Gaya APA
DOUGLAS, EVAN. (1992).
MANAGERIAL ECONOMICS : ANALYSIS AND STRATEGY (EDISI KEEMPAT).
USA:
PRENTICE HALL.
Gaya Chicago
DOUGLAS, EVAN.
MANAGERIAL ECONOMICS : ANALYSIS AND STRATEGY.
EDISI KEEMPAT
USA:
PRENTICE HALL,
1992.
Text.
Gaya MLA
DOUGLAS, EVAN.
MANAGERIAL ECONOMICS : ANALYSIS AND STRATEGY.
EDISI KEEMPAT
USA:
PRENTICE HALL,
1992.
Text.
Gaya Turabian
DOUGLAS, EVAN.
MANAGERIAL ECONOMICS : ANALYSIS AND STRATEGY.
EDISI KEEMPAT
USA:
PRENTICE HALL,
1992.
Print.