Gaya APA
Economics of The Firm. (1976).
new jersey:
Prentice-Hall.
Gaya Chicago
Economics of The Firm.
Ed. 6.
new jersey:
Prentice-Hall,
1976.
.
Gaya MLA
Economics of The Firm.
Ed. 6.
new jersey:
Prentice-Hall,
1976.
.
Gaya Turabian
Economics of The Firm.
new jersey:
Prentice-Hall,
1976.
.