Rothstein, S. (1989). The Development of Reference Services through Academic Traditions, Public Library Practice and Special Librarianship.
Citazione stile Chigago Style (17a edizione)Rothstein, Samuel. The Development of Reference Services Through Academic Traditions, Public Library Practice and Special Librarianship. 1989.
Citatione MLA (9a ed.)Rothstein, Samuel. The Development of Reference Services Through Academic Traditions, Public Library Practice and Special Librarianship. 1989.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.