Citazione Stile APA (7a Edizione)

(1991). The White House Conference on Library and Information Services (Washington, D.C., July 9-13, 1991).

Citazione stile Chigago Style (17a edizione)

The White House Conference on Library and Information Services (Washington, D.C., July 9-13, 1991). 1991.

Citatione MLA (9a ed.)

The White House Conference on Library and Information Services (Washington, D.C., July 9-13, 1991). 1991.