Joseph Z. Nitecki. (1973). Directory of library reprographic services (5th ed.). Reproduction of Library Materials Section, American Library Association by Microform Review.
Chicago-referens (17:e uppl.)Joseph Z. Nitecki. Directory of Library Reprographic Services. 5th ed. [Weston, Conn.]: Reproduction of Library Materials Section, American Library Association by Microform Review, 1973.
MLA-referens (9:e uppl.)Joseph Z. Nitecki. Directory of Library Reprographic Services. 5th ed. Reproduction of Library Materials Section, American Library Association by Microform Review, 1973.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.