홈 / 책 찾기 / 판 고르기
판 6개, 최신 판부터
Sams, 1991, ISBN 9780672228391
Prentice Hall, 1989, 무선(페이퍼백), ISBN 9780131987630
Ashton-Tate, 1986, ISBN 9780912677859
Ashton-Tate publishing group, 1985, ISBN 9780835917988
Prentice Hall, 1983, 무선(페이퍼백), ISBN 9780835917995
Ashton-Tate, 1982, ISBN 9780912677002
