31. Scandinavian studies. Menasha, Wis. : Society for the Advancement of Scandinavian Study, 1941- ENG284
33. The theory of moral sentiments Smith, Adam, 1723-1790, [Place of publication not identified] : Cedar Lake Classics, [2023] ACCT450
34. Language aptitude: advancing theory, testing, research and practice New York, NY : Routledge, 2019. ENG364
35. Key topics in second language acquisition Cook, Vivian, 1940-2021, Bristol, UK : Multilingual Matters, [2014] ENG103
36. First and second language acquisition: parallels and differences Meisel, Jürgen M., Cambridge, United Kingdom : Cambridge University Press, 2011. CHI379
37. Understanding second language acquisition Ortega, Lourdes. London : Hodder Education, 2009. ENG364
