Rothstein, S. (1989). The Development of Reference Services through Academic Traditions, Public Library Practice and Special Librarianship.
Chicago-Zitierstil (17. Ausg.)Rothstein, Samuel. The Development of Reference Services Through Academic Traditions, Public Library Practice and Special Librarianship. 1989.
MLA-Zitierstil (9. Ausg.)Rothstein, Samuel. The Development of Reference Services Through Academic Traditions, Public Library Practice and Special Librarianship. 1989.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.