GASS, Susan M., BEHNEY, Jennifer und PLONSKY, Luke, 2020. Second language acquisition : an introductory course. Fifth edition. New York: Routledge Taylor & Francis Group. ISBN 9781138743427.
Elsevier - Harvard (with titles)Gass, S.M., Behney, J., Plonsky, L., 2020. Second language acquisition : an introductory course, Fifth edition. ed. Routledge Taylor & Francis Group, New York.
American Psychological Association 7th editionGass, S. M., Behney, J., & Plonsky, L. (ca. 2020). Second language acquisition : an introductory course (Fifth edition) [Book]. Routledge Taylor & Francis Group.
Springer - Basic (author-date)Gass SM, Behney J, Plonsky L (2020) Second language acquisition : an introductory course, Fifth edition. Routledge Taylor & Francis Group, New York
Juristische Zitierweise (Stüber) (Deutsch)Gass, Susan M./ Behney, Jennifer/ Plonsky, Luke, Second language acquisition : an introductory course, Fifth edition , New York 2020.