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판 6개, 최신 판부터
ReadHowYouWant.com, Limited, 2009, ISBN 9780369322975
ReadHowYouWant.com, Limited, 2009, ISBN 9781442965959
Berrett-Koehler Publishers, Incorporated, 2007, ISBN 9781609944193
Berrett-Koehler Publishers, Incorporated, 2007, ISBN 9781282298835
Berrett-Koehler Publishers, Incorporated, 2007, ISBN 9781576755280
Berrett-Koehler Publishers, 2007, 양장(하드커버), ISBN 9781576754504