APA Style
Riggs, James L.. (1977).
Engineering Economics .
United States of America:
McGraw-Hill.
Chicago Style
Riggs, James L..
Engineering Economics.
United States of America:
McGraw-Hill,
1977.
Printed Material.
MLA Style
Riggs, James L..
Engineering Economics.
United States of America:
McGraw-Hill,
1977.
Printed Material.
Turabian Style
Riggs, James L..
Engineering Economics.
United States of America:
McGraw-Hill,
1977.
Printed Material.