Hahn, J. (2013). The best 100 free apps for libraries. The Scarecrow Press, Inc.
Cita Chicago (17th ed.)Hahn, Jim. The Best 100 Free Apps for Libraries. Lanham: The Scarecrow Press, Inc, 2013.
Cita MLA (9th ed.)Hahn, Jim. The Best 100 Free Apps for Libraries. The Scarecrow Press, Inc, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.