1941
“A study of the educational growth of 4-H food preservation club members - Massachusetts, 1939”. USDA Extension Service Circular.
. 1941. 1942
1948
“A Study of how to get parent cooperation in 4-H club work; Maine, Massachusetts, New Hampshire, and Ohio, 1947”. 450. Extension Service Circular. United States. Extension Service. http://www.worldcat.org/oclc/741477134
. 1948.