APA stil citiranja
Downing, A. (2003). A university course in English grammar: A university course in English grammar. London ; New York: Routledge.
Chicago stil citiranjaDowning, Angela. A university course in English grammar: A university course in English grammar. London ; New York: Routledge, 2003.
MLA stil citiranjaDowning, Angela. A university course in English grammar: A university course in English grammar. London ; New York: Routledge, 2003.
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