홈 / 책 찾기 / 판 고르기
판 4개, 최신 판부터
International Society for Technology in Educa, 1989, 양장(하드커버), ISBN 9780924667671
International Society for Technology in Educa, 1989, 양장(하드커버), ISBN 9780924667688
International Society for Technology in Educa, 1989, 스프링 제본, ISBN 9780924667572
International Society for Technology in Educa, 1988, 스프링 제본, ISBN 9780924667510