Gaya APA
Civil and environmental systems engineering / Charles S. ReVelle, E. Earl Whitlatch, Jr., Jeff R. Wright. (1997).
:
Upper Saddle River, N.J. : Prentice Hall.
Gaya MLA
Civil and environmental systems engineering / Charles S. ReVelle, E. Earl Whitlatch, Jr., Jeff R. Wright.
.
:
Upper Saddle River, N.J. : Prentice Hall,
1997.
Text.