Underwood, P. C. (1991). Computerization of the Botswana National Library Service. Restricted Technical Report.
Citazione stile Chigago Style (17a edizione)Underwood, Peter C. Computerization of the Botswana National Library Service. Restricted Technical Report. 1991.
Citatione MLA (9a ed.)Underwood, Peter C. Computerization of the Botswana National Library Service. Restricted Technical Report. 1991.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.