American Psychological Association 6th edition

Scheer, A.-W. [ca. 1991]. Principles of efficient information management (2., completely rev. ed.) [Book]. Berlin [u.a.]: Springer.

ISO-690 (author-date, English)

SCHEER, August-Wilhelm, 1991. Principles of efficient information management. 2., completely rev. ed. Berlin [u.a.]: Springer. ISBN 3540541063.

Modern Language Association 9th edition

Scheer, A.-W. Principles of efficient information management. 2., completely rev. ed., book, Springer, 1991.

Mohr Siebeck - Recht (Deutsch - Österreich)

Scheer, August-Wilhelm: Principles of efficient information management, 2., completely rev. ed. Aufl. Berlin [u.a.] 1991.

Emerald - Harvard

Scheer, A.-W. (1991), Principles of efficient information management, 2., completely rev. ed., Bd. , Springer, Berlin [u.a.].

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