APA

Burrough p. A. a. M. R. A. a. L. D., .Principles of geographical information systems. New York : Oxford university press, 2015: .

Chicago

Burrough peter A and Mcdonnell، Rachael A and Lloyd،Christopher D, .Principles of geographical information systems. New York : Oxford university press, 2015: .

Harvard

Burrough p. A. a. M. R. A. a. L. D., .Principles of geographical information systems. New York : Oxford university press, 2015: .

MLA

Burrough peter A and Mcdonnell، Rachael A and Lloyd،Christopher D, .New York : Oxford university press, 2015: . .