need some help please

i am still very new to guild wars and i came across to gold bows and i have no idea how to price anything i find other then what the merchants buy them for can someone give me a hand with prices? GOLD FIERY COMPOSITE BOW OF WARDING 15-28 11 MARKSMANSHIP DAMAGE 17%WHILE HEXED ARMOR +6 GOLD VAMPIRIC SHORT BOW DAMAGE+16% LIFE STEALING 5 HEALTH REG-1 thank you for your help

salvage with EXPERT salvage kit for the 5/-1 vamp mod

yaya, expert salvage for the 5/1 mod than visit the Weapon Mod Baseline Pricing thread

hey thank you guys that just made me 8-10k thank you very much