APA ציטוט

Guptill, S. C., Kimerling, J. A., Morrison, J. L., Muehrcke, P. C., & Robinson, A. H. (2002). Elements of Cartography (6.).

Chicago Edition Citation

Guptill, Stephen C., Jon A. Kimerling, Joel L. Morrison, Philip C. Muehrcke, and Arthur H. Robinson. Elements of Cartography. 6. Newyork, Jhonwiley&Sons, 2002.

ציטוט MLA

Guptill, Stephen C., et al. Elements of Cartography. 6. 2002.