Cite Them Right 11th edition - Harvard

O’Brien, J.A. (1997) Introduction to information systems [book]. 8. ed. Chicago [u.a.]: Irwin.

Chicago Manual of Style 17th edition (full note)

O’Brien, James A. Introduction to information systems. Book. 8. ed. Chicago [u.a.]: Irwin, [1997?], Chicago [u.a.]: Irwin, [1997?].

American Psychological Association 7th edition

O’Brien, J. A. (ca. 1997). Introduction to information systems (8. ed.) [Book]. Irwin.

Modern Language Association 9th edition

O’Brien, J. A. Introduction to information systems. 8. ed., book, Irwin, 1997.

ISO-690 (author-date, Deutsch)

O’BRIEN, James A., 1997. Introduction to information systems. 8. ed. Chicago [u.a.]: Irwin. ISBN 0256209375

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.