Alexander, L. (1976). First things first student's book: An integrated course for beginners. London: Longman.
Chicago-стиль цитированияAlexander, L.G. First Things First Student's Book: An Integrated Course for Beginners. London: Longman, 1976.
MLA-цитированиеAlexander, L.G. First Things First Student's Book: An Integrated Course for Beginners. London: Longman, 1976.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.