O'Sullivan, Dan. Physical computing sensing and controlling the physical world with computers / [Book] : Dan O'Sullivan and Tom Igoe. - Boston : Course Technology/Cengage Learning, c2004. - xxix, 464 p. : ill. ; 24 cm. Includes index. All. ISBN: 9781592003464 159200346X Nat. Bib. No.: GBA4-X3168 Subjects--Topical Terms: Computers.Computer engineering.Computer architecture. Dewey Class. No.: 004