Cita APA (7th ed.)

Flinn, B., & Hayes, I. (1993). Specification case studies (2nd ed.). Prentice Hall International.

Cita Chicago (17th ed.)

Flinn, Bill, i Ian Hayes. Specification Case Studies. 2nd ed. Hemel Hampstead, Hertfordshire: Prentice Hall International, 1993.

Cita MLA (9th ed.)

Flinn, Bill, i Ian Hayes. Specification Case Studies. 2nd ed. Prentice Hall International, 1993.