Day, A., & Harvet, J. M. (1994). Walford's guide to reference material: Social and historical sciences,philosophy and religion (6th ed.). Library association publishing.
Chicago-Zitierstil (17. Ausg.)Day, Alan, und Joan M. Harvet. Walford's Guide to Reference Material: Social and Historical Sciences,philosophy and Religion. 6th ed. London: Library association publishing, 1994.
MLA-Zitierstil (9. Ausg.)Day, Alan, und Joan M. Harvet. Walford's Guide to Reference Material: Social and Historical Sciences,philosophy and Religion. 6th ed. Library association publishing, 1994.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.