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Sam Ruby

12 books

473 pages 2005

nonfiction technology informative slow-paced

480 pages 2005

nonfiction technology informative slow-paced

408 pages 2013

nonfiction computer science technology informative medium-paced

454 pages 2007

nonfiction technology informative slow-paced

472 pages 2005

nonfiction technology informative slow-paced

488 pages 2005

nonfiction technology informative slow-paced

496 pages 2020

informative inspiring slow-paced

450 pages digital

nonfiction computer science technology

472 pages digital 2005

672 pages 2002

reference technology informative medium-paced