Kotonya, G. (1998). Requirements engineering: Processes and techniques. Wiley.
Čikaški stil citiranja (17. izdanje)Kotonya, Gerald. Requirements Engineering: Processes and Techniques. Chichester: Wiley, 1998.
MLA način citiranja (9. izdanje)Kotonya, Gerald. Requirements Engineering: Processes and Techniques. Wiley, 1998.
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