GILBERT, O.L. The Ecology of Urban Habitats / O.L. Gilbert. - 1st ed. -- -- London [etc.] : Chapman & Hall, 1991 - xi, 369 p. il. ISBN 0-412-45500-5 Subjects--Topical Terms: Medio ambiente - Influencia humana - Urbanismo Universal Decimal Class. No.: 502.3:712