GAMMA, Erich, 2004. Design patterns : elements of reusable object-oriented software. 29. print. Boston [u.a.]: Addison-Wesley. ISBN 0201633612.
Elsevier - Harvard (with titles)Gamma, E., 2004. Design patterns : elements of reusable object-oriented software, 29. print. ed, Addison-Wesley professional computing series. Addison-Wesley, Boston [u.a.].
American Psychological Association 7th editionGamma, E. (ca. 2004). Design patterns : elements of reusable object-oriented software [Book]. In Addison-Wesley professional computing series (29. print). Addison-Wesley.
Springer - Basic (author-date)Gamma E (2004) Design patterns : elements of reusable object-oriented software, 29. print. Addison-Wesley, Boston [u.a.]
Juristische Zitierweise (Stüber) (Deutsch)Gamma, Erich, Design patterns : elements of reusable object-oriented software, 29. print , Boston [u.a.] 2004.