Pan American Institute of Geography and History & Gutsell, B. J. (1979). The Purpose and use of national and regional atlases: A collection of papers presented at an international seminar. B. V. Gutsell.
Dyfyniad Arddull ChicagoPan American Institute of Geography and History and Barbara J. Gutsell. The Purpose and Use of National and Regional Atlases: A Collection of Papers Presented at an International Seminar. Toronto, Canada: B. V. Gutsell, 1979.
Dyfyniad MLAPan American Institute of Geography and History and Barbara J. Gutsell. The Purpose and Use of National and Regional Atlases: A Collection of Papers Presented at an International Seminar. B. V. Gutsell, 1979.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.