Heywood, D. Ian (Nombre personal)

Price, M.F. GIS in mountain environments, 1994: CIP t.p. (D. Ian Heywood) galley (Ian Heywood)

An introduction to geographical information systems, c1998: t.p. (Ian Heywood) p. 259 (Heywood, D.I.) p. 4 of cover (sen. lect., Dept. of Environmental and Geographical Sci., Manchester Metro. Univ.)

VIAF, sitio web, 15 octubre 2020: (puntos de acceso: Heywood, D. Ian) http://viaf.org/viaf/17318849/#Heywood,_D._Ian