Johnson, E. D. (1976). History of libraries on the Western World (3rd ed.). N.J. Scarecrow Pr..
Cita Chicago (17th ed.)Johnson, Elmer D. History of Libraries on the Western World. 3rd ed. Metuchen: N.J. Scarecrow Pr., 1976.
Cita MLA (9th ed.)Johnson, Elmer D. History of Libraries on the Western World. 3rd ed. N.J. Scarecrow Pr., 1976.
Atenció: Aquestes cites poden no estar 100% correctes.