9780070006027 | McGraw-Hill, June 1, 1999, cover price $60.00 | also contains Our Practices, Our Selves, Or, What It Means to Be Human | About this edition: Fundamentally understand each type of line: standards, formats, jack arrangement, "nuts & bolts" issues.

9780070006003 | McGraw-Hill, September 1, 1996, cover price $50.00 | About this edition: Cellular Digital Packet Data is a new standard for wireless technology capable of carrying enough data to compete against Personal Communication Services (PCS) - the technology which Cable TV companies are using to provide both telephone and television services.