O'Toole. (2013). Sustainable Web Ecosystem Design (1.). Springer New York.
Cita Chicago (17th ed.)O'Toole. Sustainable Web Ecosystem Design. 1. Springer New York, 2013.
Cita MLA (8th ed.)O'Toole. Sustainable Web Ecosystem Design. 1. Springer New York, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.