Sprung, LotharSprung, Helga2017-09-252017-09-251986http://revistas.pucp.edu.pe/index.php/psicologia/article/view/4526/4506application/pdfspainfo:eu-repo/semantics/openAccesshttp://creativecommons.org/licenses/by/4.0Psicologíainfo:eu-repo/semantics/articlehttps://purl.org/pe-repo/ocde/ford#5.01.00