Altschuler, Daniel R. Ciencia, pseudociencia y educacion / Daniel R. Altschuler, Joaquin Medin, Edwin Nunez. - 1st ed. - San Juan, PR : Ediciones Callejon, 2004. - 217 p. ISBN: 1881748286 LCCN: 2004112442 Subjects--Topical Terms: Science--Study and teaching. LC Class. No.: Q 181 / A469c 2004 Dewey Class. No.: 507.1