Παραπομπή σε μορφή APA (7η εκδ.)

Woodsworth, A., & Williams, J. F. (1993). Managing the economics of owning, leasing, and contracting out information services. Ashgate.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Woodsworth, Anne, και James F. Williams. Managing the Economics of Owning, Leasing, and Contracting Out Information Services. Aldershot, Hants, Eng: Ashgate, 1993.

Παραπομπή σε μορφή MLA (9th εκδ.)

Woodsworth, Anne, και James F. Williams. Managing the Economics of Owning, Leasing, and Contracting Out Information Services. Ashgate, 1993.