American Psychological Association 6th edition

Warfield, J. N. [ca. 1976]. Societal systems : planning, policy and complexity. In Wiley series on systems engineering and analysis [Book]. New York [u.a.]: Wiley.

ISO-690 (author-date, English)

WARFIELD, John N., 1976. Societal systems : planning, policy and complexity. New York [u.a.]: Wiley. ISBN 0471015695.

Modern Language Association 9th edition

Warfield, J. N. „Societal systems : planning, policy and complexity“. Wiley series on systems engineering and analysis, book, Wiley, 1976.

Mohr Siebeck - Recht (Deutsch - Österreich)

Warfield, John N.: Societal systems : planning, policy and complexity, New York [u.a.] 1976.

Emerald - Harvard

Warfield, J.N. (1976), Societal systems : planning, policy and complexity, Wiley series on systems engineering and analysis, Bd. , Wiley, New York [u.a.].

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