Ruth Wajryb. (1992). Classroom Observation tasks: A resource book for language teachers and trainers. Cambridge, UK: Cambridge Univ. Press.
Chicago Style CitationRuth Wajryb. Classroom Observation Tasks: A Resource Book for Language Teachers and Trainers. Cambridge, UK: Cambridge Univ. Press, 1992.
MLA CitationRuth Wajryb. Classroom Observation Tasks: A Resource Book for Language Teachers and Trainers. Cambridge, UK: Cambridge Univ. Press, 1992.
Warning: These citations may not always be 100% accurate.