Ortega, L. (2013). Understanding second language acquisition. New York: Routledge.
Trích dẫn kiểu ChicagoOrtega, Lourdes. Understanding Second Language Acquisition. New York: Routledge, 2013.
ציטוט MLAOrtega, Lourdes. Understanding Second Language Acquisition. New York: Routledge, 2013.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.