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1 mayo 1901 año - Rensist Likert -head of the institute for social research in Michigan University. -pioneer in developing scientist approaches to attitude service. -5-piont Liker Scale.
Añadido al timeline:
22 nov 2017
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301
Jessa P. Iraula I4
fecha:
1 mayo 1901 año
Ahora mismo
~ 123 years ago