Woodsworth, A., & Williams, J. F. (1993). Managing the economics of owning, leasing, and contracting out information services. Ashgate.
Lua i Stíl Chicago (17ú heag.)Woodsworth, Anne, agus James F. Williams. Managing the Economics of Owning, Leasing, and Contracting Out Information Services. Aldershot, Hants, Eng: Ashgate, 1993.
Lua MLA (9ú heag.)Woodsworth, Anne, agus James F. Williams. Managing the Economics of Owning, Leasing, and Contracting Out Information Services. Ashgate, 1993.
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