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Gatrell J. Research design and proposal writing in spatial science / J. Gatrell, G. Bierly, R. Jensen, 2005 r=on-line. - Текст : электронный.
Enterprising worlds : a geographic perspective on economics, environments & ethics / ed. J. Gatrell, 2006 r=on-line. - Текст : электронный.
Planning and socioeconomic applications / SpringerLink (Online service), 2009 r=on-line. - Текст : электронный.