TY - BOOK AU - Hennefrund,Helen Emma ED - United States. TI - Part-time farming in the United States: a selected list of references AV - Z5074.E3 U35 no. 77 PY - 1939/// CY - Washington KW - Agriculture KW - Economic aspects KW - Bibliography N1 - At head of title: United States Department of Agriculture. Bureau of Agricultural Economics; Mimeographed; "Sources consulted": p. vi ER -