01671nas 2200493- 450 991089413570332120230513213017.02304-0335(DE-599)ZDB2843952-1(OCoLC)891466734(CKB)2670000000374162(CONSER)--2014234181(EXLCZ)99267000000037416220140811a20119999 --- -spaur|nu||||||||txtrdacontentcrdamediacrrdacarrierApuntes universitariosTarapoto, San Martin, Perú :Universidad Peruana Unión,[2011]-1 online resourceRefereed/Peer-reviewed2225-7136 Revista de investigaciónRevista de investigación apuntes universitariosEducation, HigherResearchPeriodicalsUniversities and collegesResearchPeriodicalsEducationResearchPeriodicalsEducation, HigherResearchfast(OCoLC)fst00903093EducationResearchfast(OCoLC)fst00902743Universities and collegesResearchfast(OCoLC)fst01161855Periodicals.fastEducation, HigherResearchUniversities and collegesResearchEducationResearchEducation, HigherResearch.EducationResearch.Universities and collegesResearch.Universidad Peruana Unión.JOURNAL9910894135703321Apuntes universitarios4249393UNINA