by
Herfindahl, Orris C., (Orris Clemens), 1918- author
Format:
Alıntı:
Conservation of natural resources.
by
Halvorsen, Robert, editor.
Format:
Alıntı:
Handbook on the economics of natural resources / Halvorsen, Robert, editor.
by
Kudryavtsev, Arkady, author.
Format:
Alıntı:
Private-sector standards as technical barriers in international trade in goods : in search of WTO