TY - JOUR T1 - New Books JF - Arboriculture & Urban Forestry (AUF) JO - JOA SP - 139 LP - 139 DO - 10.48044/joa.1994.20.2.139 VL - 20 IS - 2 A2 - , Y1 - 1994/03/01 UR - http://auf.isa-arbor.com/content/20/2/139.abstract N2 - ER -