National mechanics estimator by Ottaviano
Ottaviano, Victor B.
National mechanics estimator by Ottaviano - 19th ed - Atlanta Ottaviano Technical Services, 1987 - various p. 28 cm - .
0-13-609785-52
Heating-Estimates
Air conditioning-Design
621.56/.59 Ott
National mechanics estimator by Ottaviano - 19th ed - Atlanta Ottaviano Technical Services, 1987 - various p. 28 cm - .
0-13-609785-52
Heating-Estimates
Air conditioning-Design
621.56/.59 Ott