Underwood, P. G. (1996). Soft systems analysis and the management of libraries, information services, and resource centres. London: Library Association Pub..
Παραπομπή Chicago StyleUnderwood, Peter G. Soft Systems Analysis and the Management of Libraries, Information Services, and Resource Centres. London: Library Association Pub., 1996.
Παραπομπή MLAUnderwood, Peter G. Soft Systems Analysis and the Management of Libraries, Information Services, and Resource Centres. London: Library Association Pub., 1996.
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