APA Edition Citation

Riggs, J. L. (1977). Engineering economics. Mc Graw Hill Book company.

Chicago Edition Citation

Riggs, J L. Engineering Economics. NewYork: Mc Graw Hill Book company, 1977.

MLA Edition Citation

Riggs, J L. Engineering Economics. Mc Graw Hill Book company, 1977.

Warning: These citations may not always be 100% accurate.