http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Proceedings of the Fifth International Conference of Agricultural Economists held at MacDonald College Canada, 21 August to 28 August 1938
International Conference of Agricultural Economists Canada 1939
xi, 436 p. : fig., photo., tab. ; 24 cm.