RT Journal Article SR Electronic T1 Financial Ratio Analysis for Decision-Making JF Arboriculture & Urban Forestry (AUF) JO JOA FD International Society of Arboriculture SP 296 OP 301 DO 10.48044/jauf.1982.068 VO 8 IS 11 A1 W.R. Luckham YR 1982 UL http://auf.isa-arbor.com/content/8/11/296.abstract