Fisher, D. (1968). Commercial english: Comprehension passages. Longmans Green.
Čikaški stil citiranja (17. izdanje)Fisher, David. Commercial English: Comprehension Passages. London: Longmans Green, 1968.
MLA način citiranja (9. izdanje)Fisher, David. Commercial English: Comprehension Passages. Longmans Green, 1968.
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