Vickers, S. (1983). Guidelines for national planning for the availability of publications. IFLA International Office for UAP, British Library Lending Division.
Chicago (17e ed.) BronvermeldingVickers, Stephen. Guidelines for National Planning for the Availability of Publications. Wetherby, West Yorkshire: IFLA International Office for UAP, British Library Lending Division, 1983.
MLA (9e ed.) BronvermeldingVickers, Stephen. Guidelines for National Planning for the Availability of Publications. IFLA International Office for UAP, British Library Lending Division, 1983.
Let op: Deze citaties zijn niet altijd 100% accuraat.