ROBINSON, A., & Sale, R.. (1978). Elements of Cartography (4th.). John Wiley & sons, Inc..
Citación estilo ChicagoROBINSON, ARTHUR, and Randall Sale. Elements of Cartography. 4th. CANADA: John Wiley & sons, Inc., 1978.
Cita MLAROBINSON, ARTHUR, and Randall Sale. Elements of Cartography. 4th. John Wiley & sons, Inc., 1978.
Warning: These citations may not always be 100% accurate.