Cita APA

Grafarend, E. W., & Krumm, F. W. (2006). Map Projections: Cartographic Information Systems. Springer-Verlag Berlin Heidelberg.

Citación estilo Chicago

Grafarend, Erik W., and Friedrich W. Krumm. Map Projections: Cartographic Information Systems. Berlin, Heidelberg: Springer-Verlag Berlin Heidelberg, 2006.

Cita MLA

Grafarend, Erik W., and Friedrich W. Krumm. Map Projections: Cartographic Information Systems. Berlin, Heidelberg: Springer-Verlag Berlin Heidelberg, 2006.