Bunge, Mario La investigación cientÃfica - 2a ed - Barcelona : Ariel, 1989 - 955 p. ISBN: 84-344-4010-7 LCCN: 001835 Subjects--Topical Terms: INVESTIGACION CIENTIFICAENFOQUE CIENTIFICOPROBLEMAHIPOTESISLEYTEORIASIDEAS CIENTIFICAS Dewey Class. No.: 378.808