Libro 1997? 1997 utility pole structures conference and trade show, November 6-7, 1997, Reno/Sparks, Nevada Enlace original: https://bibliotecadigital.infor.cl/handle/20.500.12220/2574 Biblioteca Digital INFOR CONGRESOS Y REUNIONES ESTADOS UNIDOS POSTES Citar Enlace permanente Compartir Copiar cita bibliográfica
Libro 1990 Pruning trees near electric utility lines: a field pocket guide for qualified line-clearance tree workers Autor: Shigo, Alex L. Enlace original: https://bibliotecadigital.infor.cl/handle/20.500.12220/4249 Biblioteca Digital INFOR PODA TENDIDO ELECTRICO Citar Enlace permanente Compartir Shigo, Alex L. , [Pruning trees near electric utility lines: a field pocket guide for qualified line-clearance tree workers] , Pruning trees near electric utility lines: a field pocket guide for qualified line-clearance tree workers Copiar cita bibliográfica