By Magee G. A.   in The Cartographic Journal

ISSN:1743-2774|5|1|28-33

Maney Publishing‎(1968)‎

Access to resources Favorite 3.0069196

By Johnson G.   Magee G.   in The Journal of Value Inquiry

ISSN:0022-5363|34|4|397-408

Springer Publishing Company ‎(2000)‎

Access to resources Favorite 2.4055357