APA-referens (7:e uppl.)
Rocca, S. (2007). Child second language acquisition: A bi-directional study of English and Italian tense-aspect morphology. John Benjamins Pub. Co..
Chicago-referens (17:e uppl.)
Rocca, Sonia. Child Second Language Acquisition: A Bi-directional Study of English and Italian Tense-aspect Morphology. Amsterdam ; Philadelphia: John Benjamins Pub. Co., 2007.
MLA-referens (9:e uppl.)
Rocca, Sonia. Child Second Language Acquisition: A Bi-directional Study of English and Italian Tense-aspect Morphology. John Benjamins Pub. Co., 2007.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.