Matreyek, w. (1986). Communication in English examples and models situations. Permagon Press Inc.
Chicago-viite (17. p.)Matreyek, walter. Communication in English Examples and Models Situations. Permagon Press Inc, 1986.
MLA-viite (9. p.)Matreyek, walter. Communication in English Examples and Models Situations. Permagon Press Inc, 1986.
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