TY  - SER
AU  - Zierer, Ernesto.
TI  - The Qualifications a Teacher Promoting International Understanding in Early Language Study Should have
T2  - Lenguaje y Ciencias ; 
PY  - 1983///
CY  - Trujillo-PE : 
PB  - Direccion Universitaria de Servicios Académicos, 
ER  -