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1.		IBM PC & PC XT user's refference manual by Held , Gilbert Edition: Second Edition Language: English Language Publication details: New Dilhi B.P.B. Publication 1987 Availability: Items available for loan: Agricultural Library (1)Collection, call number: Lending Collection 004.2 HEL. Place hold Save to lists Add to cart (remove)
2.	Image from Amazon.com	Understanding data communications by Held , Gilbert Edition: 06th ed. Language: Publication details: New Delhi Techmedia 1999 1999 Availability: Items available for loan: Main Library (1)Collection, call number: 004.6HEL. Place hold Save to lists Add to cart (remove)
3.	Image from Amazon.com	Handbook of communications systems management by Held , Gilbert [Editor] Language: English Language Publication details: New Delhi Viva Books 1999 1999 Availability: Items available for reference: Main Library: Not for loan (1)Collection, call number: Reference Collection 004.6HAN. Save to lists Add to cart (remove)
4.	Image from Amazon.com	Understanding data communications by Held , Gilbert Edition: 4th ed. Language: English Language Publication details: New Delhi Prentice Hall 1994 1996 Availability: Items available for loan: Applied Sciences Library (1)Collection, call number: Reference Collection 004.6HEL. Place hold Save to lists Add to cart (remove)
5.	Image from Amazon.com	Understanding data communications by Held , Gilbert Edition: 6th ed. Language: English Language Publication details: New Delhi Techmedia 1999 Availability: Items available for loan: Applied Sciences Library (1)Collection, call number: Reference Collection 004.6HEL. Place hold Save to lists Add to cart (remove)
6.	Image from Amazon.com	The PC upgrader's manual how to build and extend your system by Held , Gilbert Language: English Language Publication details: New York John Wiley and Sons 1988 Availability: Items available for loan: Applied Sciences Library (1)Collection, call number: Lending Collection 005.10288 HEL. Place hold Save to lists Add to cart (remove)