Shaffer, K. R. (1961). The Book collection: Policy case studies in public and academic libraries. Shoe String Press.
Lua i Stíl Chicago (17ú heag.)Shaffer, Kenneth R. The Book Collection: Policy Case Studies in Public and Academic Libraries. Hamden, Conn: Shoe String Press, 1961.
Lua MLA (9ú heag.)Shaffer, Kenneth R. The Book Collection: Policy Case Studies in Public and Academic Libraries. Shoe String Press, 1961.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.