Blakemore, M., & Masser, I. (1991). Handling geographical information: Methodology and potential applications. Longman Scientific & Technical.
Citace podle Chicago (17th ed.)Blakemore, Michael, a Ian Masser. Handling Geographical Information: Methodology and Potential Applications. Harlow, Essex, England: Longman Scientific & Technical, 1991.
Citace podle MLA (9th ed.)Blakemore, Michael, a Ian Masser. Handling Geographical Information: Methodology and Potential Applications. Longman Scientific & Technical, 1991.
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