Gaya APA
White, John A. (1989).
Principles engineering economic analysis .
Philippines:
John Wiley & Sons.
Gaya Chicago
White, John A.
Principles engineering economic analysis.
Philippines:
John Wiley & Sons,
1989.
Tesis.
Gaya MLA
White, John A.
Principles engineering economic analysis.
Philippines:
John Wiley & Sons,
1989.
Tesis.
Gaya Turabian
White, John A.
Principles engineering economic analysis.
Philippines:
John Wiley & Sons,
1989.
Tesis.