Information Center service. (1959). Books Recommended for the Overseas Program supplement. Information Ccenter service.
Lua i Stíl Chicago (17ú heag.)Information Center service. Books Recommended for the Overseas Program Supplement. Washington: Information Ccenter service, 1959.
Lua MLA (9ú heag.)Information Center service. Books Recommended for the Overseas Program Supplement. Information Ccenter service, 1959.