Toenjes, Leonard P. Building trades estimating / Building trades estimating [computer file] Leonard P. Toenjes - Extended ed. - Homewood, Ill. : American Technical Pub, 2000 - 376 p. : ill. ; 28 cm. + 1 computer disc, 1 instructor's guide Includes index ISBN: 0826905412 Subjects--Topical Terms: Building--EstimatesBuilding--Details--Drawings