Sheehy, E. P. (1976). Guide to reference books (9. ed., rev., expanded and updated version of the 8. ed.). American Library Ass.
Chicago-Zitierstil (17. Ausg.)Sheehy, Eugene P. Guide to Reference Books. 9. ed., rev., expanded and updated version of the 8. ed. Chicago: American Library Ass, 1976.
MLA-Zitierstil (9. Ausg.)Sheehy, Eugene P. Guide to Reference Books. 9. ed., rev., expanded and updated version of the 8. ed. American Library Ass, 1976.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.