The Online Books Page

Books by William G. Duncan:

Books in the extended shelves:

• Duncan, William G.: Costa Rica / [William G. Duncan and Diana L. Wolf]. (Dept. of Commerce, Bureau of the Census, 1973), also by Diana L. Wolf, International Statistical Programs Center (U.S.), and United States Bureau of the Census (page images at HathiTrust)
• Duncan, William G.: Costa Rica / [William G. Duncan and Diana L. Wolf]. (Dept. of Commerce, Bureau of the Census, 1973), also by Diana L. Wolf, International Statistical Programs Center (U.S.), and United States Bureau of the Census (page images at HathiTrust)
• Duncan, William G.: Ghana (U.S. Dept. of Commerce, Bureau of the Census, 1973), also by United States. Social and Economic Statistics Administration and United States Bureau of the Census (page images at HathiTrust)
• Duncan, William G.: Republic of China, Taiwan (For sale by the Supt. of Docs., U.S. G.P.O., 1974), also by International Statistical Programs Center (U.S.) and United States Bureau of the Census (page images at HathiTrust)

Find more by William G. Duncan at your library, or elsewhere.