TY - JOUR T1 - Salesmanship JF - Arboriculture & Urban Forestry (AUF) SP - 208 LP - 210 DO - 10.48044/jauf.1981.051 VL - 7 IS - 8 AU - Laurence R. Hall Y1 - 1981/08/01 UR - http://auf.isa-arbor.com/content/7/8/208.abstract N2 - ER -