sponsored by the Commission of the European Communities, Directorate-General for Agriculture, Coordination of Agricultural Research ; edited by P. Nansen, R. Jess Jørgensen, E.J.L. SoulsbyNijhoff for the Commission of the European Communities1981
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著者標目Nansen, Peter Jørgensen, R. Jess (Rolf Jess) Soulsby, E. J. L. Commission ...