Hasler, Juan A. (Nombre personal)

His Etimos latinos, griegos y nahuas, 1964 i.e. 1965.

Signos, símbolos y mitos en una cultura arqueológica norandina, 2011: t.p. (Juan A. Hasler) cover front flap (studied ethnology and linguistics at the Escuela Nacional de Antropología e Historia (Mexico City) starting when he was 18; in the 1950s he was in charge of compiling a dictionary of the aboriginal languages of Veracruz at the Universidad Veracruzana; Ph.D. from the Philosophische Fakultät, Universitat zu Köln)