MLA

O'Sullivan, Dan, and Tom Igoe. Physical Computing : Sensing and Controlling the Physical World with Computers. Boston, (MA): Thomson, 2004.

APA

O'Sullivan, D., & Igoe, T. (2004). Physical computing : sensing and controlling the physical world with computers. Boston, (MA): Thomson.

Chicago

O'Sullivan, Dan, and Tom Igoe. Physical Computing: Sensing and Controlling the Physical World with Computers. Boston, (MA): Thomson, 2004.