APA način citiranja

Kotonya, G., & Sommerville, I. (1998). Requirements engineering: Processes and techniques. Chichester: John Wiley and Sons.

Čikaški stil citiranja

Kotonya, Gerald., i Ian Sommerville. Requirements Engineering: Processes and Techniques. Chichester: John Wiley and Sons, 1998.

MLA način citiranja

Kotonya, Gerald., i Ian Sommerville. Requirements Engineering: Processes and Techniques. Chichester: John Wiley and Sons, 1998.

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