Hashemipour, P., Maldonado, R., & Van Naersen, M. (1994). Studies in language learning & spanish linguistics. McGraw - Hill.
Lua i Stíl Chicago (17ú heag.)Hashemipour, Peggy, Ricardo Maldonado, agus Margaret Van Naersen. Studies in Language Learning & Spanish Linguistics. New York: McGraw - Hill, 1994.
Lua MLA (9ú heag.)Hashemipour, Peggy, et al. Studies in Language Learning & Spanish Linguistics. McGraw - Hill, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.