Needham, C. (1970). The Study of Subject Bibliography with Special Reference to the Social Sciences.
Chicago-Zitierstil (17. Ausg.)Needham, Christopher. The Study of Subject Bibliography with Special Reference to the Social Sciences. 1970.
MLA-Zitierstil (9. Ausg.)Needham, Christopher. The Study of Subject Bibliography with Special Reference to the Social Sciences. 1970.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.