edited by T. Dams, K.E. Hunt, G.J. Tyler

Saxon House c1978

所蔵館21館

by K.E. Hunt and K.R. Clark

University of Oxford, Agricultural Economics Research Institute 1966

所蔵館1館

by K.E. Hunt and K.R. Clark

University of Oxford, Agricultural Economics Research Institute 1960

所蔵館1館

by K.E. Hunt

[University of Oxford, Institute for Research in Agricultural Economics] 1954

所蔵館6館