by
James, Harvey S., editor.
Format:
Alıntı:
The International library of environmental, agricultural and food ethics,
by
Hansen, Henning Otte, 1959- author
Format:
Alıntı:
Routledge textbooks in environmental and agricultural economics ;
by
Armbruster, Walter J., edıtor.
Format:
Alıntı:
US programs affecting food and agricultural marketing / Armbruster, Walter J., edıtor.