Citazione APA

Library Association,London. (1974). Professional and non-professional duties in libraries (2nd. ed.). Library Association.

Stile di citazione Chicago

Library Association,London. Professional and Non-professional Duties in Libraries. 2nd. ed. London: Library Association, 1974.

Citazione MLA

Library Association,London. Professional and Non-professional Duties in Libraries. 2nd. ed. Library Association, 1974.