Sayles, J. W. (1978). Bookman's Folly; A Hymn to Reference as Information Service.
Citazione stile Chigago Style (17a edizione)Sayles, Jeremy W. Bookman's Folly; A Hymn to Reference as Information Service. 1978.
Citatione MLA (9a ed.)Sayles, Jeremy W. Bookman's Folly; A Hymn to Reference as Information Service. 1978.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.