Kotonya, G. (1998). Requirements engineering: Processes and techniques. Wiley.
Citazione stile Chigago Style (17a edizione)Kotonya, Gerald. Requirements Engineering: Processes and Techniques. Chichester: Wiley, 1998.
Citatione MLA (9a ed.)Kotonya, Gerald. Requirements Engineering: Processes and Techniques. Wiley, 1998.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.