00858cam a2200349 a 4500 000045708 4903 20060605093141.0 010220b1998 vm 000 eng 078971437X IRC IRC IRC eng 005.2 HE-W Heys, William B. Using PowerBuilder 6 / William B. Heys. special edition. Indianapolis, I.N. : Que, 1998. xx, 850 p. Computer. PowerBuilder 6. Application software Development. PowerBuilder. DUT From the UDN01 Monograph Printed language Mạng thư viện Đại học Đà Nẵng