Cita APA (7th ed.)
ebrary, Inc, Klein, T., & Knaack, U. (2008). The future envelope 1: A multidisciplinary approach. IOS Press.
Cita Chicago (17th ed.)
ebrary, Inc, Tillman Klein, i Ulrich Knaack. The Future Envelope 1: A Multidisciplinary Approach. Amsterdam: IOS Press, 2008.
Cita MLA (9th ed.)
ebrary, Inc, et al. The Future Envelope 1: A Multidisciplinary Approach. IOS Press, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.