APA Citation

(1991). Geographical information systems: Principles and applications. Harlow, Essex, England: Longman Scientific & Technical.

Chicago Style Citation

Geographical Information Systems: Principles and Applications. Harlow, Essex, England: Longman Scientific & Technical, 1991.

MLA Citation

Geographical Information Systems: Principles and Applications. Harlow, Essex, England: Longman Scientific & Technical, 1991.

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