Gasaway. Copyright Questions and Answers for Information Professionals. Purdue University Press.
Chicago-Zitierstil (17. Ausg.)Gasaway. Copyright Questions and Answers for Information Professionals. Purdue University Press.
MLA-Zitierstil (8. Ausg.)Gasaway. Copyright Questions and Answers for Information Professionals. Purdue University Press.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.