Anson, R. W., & Ormeling, F. J. (1996). Basic cartography for students and technicians. Oxford: Butterworth-Heinemann.
Παραπομπή Chicago StyleAnson, R. W., and F. J. Ormeling. Basic Cartography for Students and Technicians. Oxford: Butterworth-Heinemann, 1996.
Παραπομπή MLAAnson, R. W., and F. J. Ormeling. Basic Cartography for Students and Technicians. Oxford: Butterworth-Heinemann, 1996.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.