Commitment to service : the library's mission
edited by Alphonse F. Trezza
G.K. Hall, 1990
 Buku Teks
Ray, Colin
Library service to schools and children
UNESCO, 1979
 Buku Teks
Shera, Jesse H.
Introduction to library science : basic element of library service
Libraries Unlimited, 1976
 Buku Teks
Saricks, Joyce G.
Readers' advisory service in the public library
[American Library association, ], 2005
 eBooks
The regional campus library and service to the public
 Artikel Jurnal