APA

Burrough P. A., Frank A. U., . (1996). Geographic objects with indeterminate boundaries. London: Taylor and Francis.

Chicago

Burrough Peter A, Frank Andrew U, . 1996. Geographic objects with indeterminate boundaries. London: Taylor and Francis.

Harvard

Burrough P. A., Frank A. U., . (1996). Geographic objects with indeterminate boundaries. London: Taylor and Francis.

MLA

Burrough Peter A, Frank Andrew U, . Geographic objects with indeterminate boundaries. London: Taylor and Francis. 1996.