Underwood, P. G. (1996). Soft systems analysis and the management of libraries information services and resource centers. Library Association.
Chicago-Zitierstil (17. Ausg.)Underwood, Peter G. Soft Systems Analysis and the Management of Libraries Information Services and Resource Centers. London: Library Association, 1996.
MLA-Zitierstil (9. Ausg.)Underwood, Peter G. Soft Systems Analysis and the Management of Libraries Information Services and Resource Centers. Library Association, 1996.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.