Gaya APA
Douglas, E, J.
(0-13-554478-5).
Managerial Economics: Analysis And Strategy
(
Ed. 4)
.
USA:
Prentice Hall.
Gaya MLA
Douglas, Evan, J.
"Managerial Economics: Analysis And Strategy".
Ed. 4
USA:
Prentice Hall,
0-13-554478-5.
AKUNTANSI.