TY - JOUR T1 - Marketing Arboricultural Services JF - Arboriculture & Urban Forestry (AUF) JO - JOA SP - 205 LP - 208 DO - 10.48044/jauf.1992.041 VL - 18 IS - 4 AU - John Ball Y1 - 1992/07/01 UR - http://auf.isa-arbor.com/content/18/4/205.abstract N2 - ER -