Gaya APA
Grant, Eugene L. (1990).
Principles of engineering economy .
Singapore:
John Wiley & Sons.
Gaya Chicago
Grant, Eugene L.
Principles of engineering economy.
Singapore:
John Wiley & Sons,
1990.
.
Gaya MLA
Grant, Eugene L.
Principles of engineering economy.
Singapore:
John Wiley & Sons,
1990.
.
Gaya Turabian
Grant, Eugene L.
Principles of engineering economy.
Singapore:
John Wiley & Sons,
1990.
.