Shillaber, C. (1973). A library classification for city and regional planning: A revision of Pray and Kimball's City planning classification of 1913. Harvard Univ. Press.
Chicago-Zitierstil (17. Ausg.)Shillaber, Caroline. A Library Classification for City and Regional Planning: A Revision of Pray and Kimball's City Planning Classification of 1913. Cambridge, Mass: Harvard Univ. Press, 1973.
MLA-Zitierstil (9. Ausg.)Shillaber, Caroline. A Library Classification for City and Regional Planning: A Revision of Pray and Kimball's City Planning Classification of 1913. Harvard Univ. Press, 1973.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.