Rebecca P Butler. (2012). Copyright for teachers and librarians in the 21st century. Ess Ess Publications.
Styl cytowania ChicagoRebecca P Butler. Copyright for Teachers and Librarians in the 21st Century. New Delhi: Ess Ess Publications, 2012.
Styl cytowania MLARebecca P Butler. Copyright for Teachers and Librarians in the 21st Century. Ess Ess Publications, 2012.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..