Sory it took so long but the forum was done and I have only just got back on. Gramedia's web site is www.gramediaonline.com
There are a few Gramedia shops in Bali, one is at Bali Galleria JL Raya By Pass Ngurah Rai, one at Discovery Mall JL Kartika Plaza, Most driver know where theyare just ask to go to Gramedia Good Luck