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| 020 | _a0-07-54858-x | ||
| 020 | _ahard cover | ||
| 082 | 0 | 0 | _a620. 006 81 rig |
| 100 | 1 | _a"riggs, james l. " | |
| 245 | 1 | 0 |
_aessentials of engineering economics: _b/ _c james.l. riggs |
| 250 | _a ed. | ||
| 260 |
_atoronto : _bmcgraw-hill ryerson _c1983. |
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| 300 |
_a"xv, 574p.; _c24 cm." |
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| 504 | _a | ||
| 650 | 0 |
_aengineering economy _xmanagerial economics |
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_c36492 _d36492 |
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