APA (7th ed.) Citation

Hearnshaw, H. M., & Unwin, D. J. (1994). Visualization in geographical information systems. John Wiley & Sons.

Chicago Style (17th ed.) Citation

Hearnshaw, Hilary M., and David J. Unwin. Visualization in Geographical Information Systems. Chichester: John Wiley & Sons, 1994.

MLA (8th ed.) Citation

Hearnshaw, Hilary M., and David J. Unwin. Visualization in Geographical Information Systems. John Wiley & Sons, 1994.

Warning: These citations may not always be 100% accurate.