Gasset, José Ortega Y.
Mission of the university
Routledge & Kegan Paul, 1952
 Buku Teks
Commitment to service : the library's mission
edited by Alphonse F. Trezza
G.K. Hall, 1990
 Buku Teks SO
Maintaining the mission in the hybrid library
 Artikel Jurnal
Moore, John Norton
Law and the grenada mission
Center for Law and National Security, 1984
 Buku Teks SO
Davies, Joseph Edward
Mission to Moscow / Joseph Edward Davies
Simon and Schuster, 1941
 Buku Teks SO