SOTIRIOU, P. E. (1984). Integrating College Study Skills Reasoning In Reading, Listening And Writing Peter Elias Sotiriou. Wadsworth.
Čikaški stil citiranja (17. izdanje)SOTIRIOU, Peter Elias. Integrating College Study Skills Reasoning In Reading, Listening And Writing Peter Elias Sotiriou. Wadsworth, 1984.
MLA način citiranja (8. izdanje)SOTIRIOU, Peter Elias. Integrating College Study Skills Reasoning In Reading, Listening And Writing Peter Elias Sotiriou. Wadsworth, 1984.
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