Driscoll, William J., 1955- , Discovering the world through debate : a practical guide to educational debate for debaters, coaches, and judges / by William Driscoll and Joseph P. Zompetti. - Rev. and enl. ed. - 174 páginas : ilustraciones ISBN: 0970213093 Subjects--Topical Terms: Debates.Política mundial. Dewey Class. No.: 808.53 / D781d 2003