Skelton, R. (1975). Maps a historical survey of their study and collecting. The University of Chicago Press.
Chicago-Zitierstil (17. Ausg.)Skelton, R.A. Maps a Historical Survey of Their Study and Collecting. The University of Chicago Press, 1975.
MLA-Zitierstil (9. Ausg.)Skelton, R.A. Maps a Historical Survey of Their Study and Collecting. The University of Chicago Press, 1975.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.