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by Block,Stanley; Hirt,Geoffrey; Danielsen,Bartley
by Block, Stanley; Hirt, Geoffrey; Danielsen, Bartley
by Stanley Block and Geoffrey Hirt and Bartley Danielsen
by Block, Stanley
by Geoffrey Hirt (Author), Bartley Danielsen (Author), Doug Stanley Block (Author)
by Stanley Block; Geoffrey Hirt; Bartley Danielsen
by Stanley Block, Geoffrey Hirt, Barley Danielsen
by Danielsen, Bartley; Hirt, Geoffrey; Block, Stanley