Needs assessment (language teaching) ; Glottodidaktik; Lehrforschung; Pädagogische Linguistik; Pedagogical linguistics; Language teaching research ; Dialekt (im Unterricht) ; Dialect (in class) ; Language variation (language teaching) ; Hochsprache; Schriftsprache; Acrolect; Standard language ; Spanish ; Latin America (Spanish language in) ; Lateinamerika (span. Sprache in) ; Spanish in Latin America