References

1. [1]. Ellis, R. (1985). Understanding Second Language Acquisition, Oxford: Oxford University Press.
3. [2]. Ellis, R. (1992). Second Language Acquisition and Language Pedagogy, Clevedon: Multilingual Matters.
5. [3]. Gass, S.&Selinker, L. (2008). Second Language Acquisition: An Introductory Course, New York: Taylor & Francis.
7. [4]. Carroll, J. 1973. "Implications of aptitude test research and psycholinguistic theory for foreign language teaching." Linguistics. Vol. 112. No. 5.
9. [5]. Corder, S. 1967. The significance of learners’errors. International Review of Applied Linguistics. Vol. 5.
11. [6]. Gallagher-Brett, A. 2004. Seven hundred reasons for studying languages www.llas.ac.uk/resourcedownloads/.../700_reasons.pdf.
13. [7]. Gardner, R. and Lambert, W. 1972. Attitudes and Motivation in Second Language Learning. Rowley, MA: Newbury House.
15. [8]. Gass, S., Mackey, A. and Pica, T. 1998. The role of input and interaction in second language acquisition – Introduction to the special issue. Modern Language Journal, Vol. 82.No. 3.
17. [9]. Han, Z. 2003. Fossilization in Adult Second Language Acquisition, Clevedon: Multilingual Matters Ltd.
19. [10]. Krashen, S. 1987. Principles and Practice in Second Language Acquisition. Herts: Prentice-Hall International(UK).
21. [11]. Mitchel, R. & Myles, F. 2004. Second Language Learning Theories, London: Hodder education company.
23. [12]. Selinker, L. (1972). Interlanguage. International Review of Applied Linguistics. Vol. 10.
25. [13]. Skehan, P. 1989. Individual Differences in Second-Language Learning. London: Edward Arnold.
27. [14]. Hartz CS, Sindorf MAG, Lopes CR, Batista J, Moreno MA. Effect of inspiratory muscle training on the performance of handball athletes. J Hum Kinet, 2018; 63: 43-51.
29. [15]. Mazurek K, Zmijewski P, Makaruk H, Mróz A, Czajkowska A, Witek K, Bodasiński S, Lipińska P. Effects of short-term plyometric training on physical performance in male handball players. J Hum Kinet, 2018; 63: 137-148.