Claßen, I. (1999) Object-oriented software development : experiences and trends [cd]. [Electronic ed.], ISST-Berichte. [Electronic ed.]. Berlin [u.a.]: ISST.
Chicago Manual of Style 17th edition (full note)Claßen, Ingo. Object-oriented software development : experiences and trends. Cd. ISST-Berichte. [Electronic ed.]. Berlin [u.a.]: ISST, [1999?], Berlin [u.a.]: ISST, [1999?].
American Psychological Association 7th editionClaßen, I. (ca. 1999). Object-oriented software development : experiences and trends [Cd]. In ISST-Berichte ([Electronic ed.]). ISST.
Modern Language Association 9th editionClaßen, I. „Object-oriented software development : experiences and trends“. ISST-Berichte, [Electronic ed.], cd, ISST, 1999.
ISO-690 (author-date, Deutsch)CLASSEN, Ingo, 1999. Object-oriented software development : experiences and trends. [Electronic ed.]. Berlin [u.a.]: ISST