- The Art of Computer Programming, Volumes 1-4A, Boxed Set by Donald KnuthOpens in a new window or tab二手HK$ 512.61或講價+HK$ 623.58 運費所在地： 澳洲
- VINTAGE Cisco LEARNING PRODUCT voice OVER FRAME RELAY ATM AND IP Manuel BOOKSOpens in a new window or tab二手HK$ 549.42或講價+HK$ 157.31 運費所在地： 美國
