00409nam a2200133Ia 4500
260210s9999 xx 000 0 und d
02A-39-CE, 01A-38-CE & 02A-69-CE
621.385072 AZE
Sara Azeem, Rahat Zehra & Talat Naz
IP Based PABX
Karachi:
UITU,
2003
Computer System Engineering
Bachelor of Engineering (BE)
32708
32708