SMACNA., Sheet Metal and Air Conditioning Contractors'National Association
The managers'guide for welding / SMACNA, Sheet Metal and Air Conditioning Contractors'National Association
The managers'guide for welding / SMACNA, Sheet Metal and Air Conditioning Contractors'National Association
. - 2nd ed
. - Chantilly, VA : SMACNA, 1993
. - IX, 104 p., pag. var. : il. 28 cm
628.8