Wilford, J. N. (1981). mapmakers. Alfred. A. Knopf.
Chicago Edition CitationWilford, John Noble. Mapmakers. New York: Alfred. A. Knopf, 1981.
MLA Edition CitationWilford, John Noble. Mapmakers. Alfred. A. Knopf, 1981.
Warning: These citations may not always be 100% accurate.