Anson, R. W., Ormeling, F. J., & Association, I. C. (1991). Basic cartography for students and technicians: Exercise manual. London : Elsevier Applied Science.
Citazione stile Chigago Style (17a edizione)Anson, R. W., F. J. Ormeling, e International Cartographic Association. Basic Cartography for Students and Technicians: Exercise Manual. London : Elsevier Applied Science, 1991.
Citatione MLA (9a ed.)Anson, R. W., et al. Basic Cartography for Students and Technicians: Exercise Manual. London : Elsevier Applied Science, 1991.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.