Joseph C. Mukalel. (2003). Psychology of language learning. Discovery.
Chicago Style aipamenaJoseph C. Mukalel. Psychology of Language Learning. New Delhi: Discovery, 2003.
MLA aipamenaJoseph C. Mukalel. Psychology of Language Learning. Discovery, 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.