4Brophy. J. 1981 Teacher Praise : A Functional Analysis. Review of Educational Research, 51 ( 1 ).
5Burnett. P. C. & Mandel. V. 2010 Praise and Feedback in the Primary Classroom: Teachers' and Students' Per- spectives. Australian Journal of Educational & Developmental Psychology, 10, 145 -154.
6Carrol, S. & M. Swain 1993 Explicit and implicit negative feedback : an empirical study of the learning of linguistic generalizations. Studies in Second Language Acquisition, 15 (3).
7Nunan, D. 1991 Language Teaching Methodology: A Textbook for Teachers. NJ: Prentice Hall Inc. P104.
8Reigel. D. 2008 Positive Feedback in Pairwork and Its Association With ESL Course Level Promotion. TESOL Quarterly, 42 ( 1 ), pp79 - 98.
9Vasquez. C. & Harvey. J. 2010 Raising Teachers' Awareness about Corrective Feedback through Research Repli- cation. Language Teaching Research, 12 (4) , pp421 - 443.
10Zahorik. J. A. 1968 Classroom Feedback Behavior of Teachers. The Journal of Education Research, 62 (4) , pp147 - 150.