Chastain, K. (1971). The development of modern-language skills: Theory to practice. Center for Curriculum Development.
Chicago-Zitierstil (17. Ausg.)Chastain, Kenneth. The Development of Modern-language Skills: Theory to Practice. Philadelphia, Pa: Center for Curriculum Development, 1971.
MLA-Zitierstil (9. Ausg.)Chastain, Kenneth. The Development of Modern-language Skills: Theory to Practice. Center for Curriculum Development, 1971.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.