Proposatutako topikoa bilaketarako iradokizunak
Proposatutako topikoa bilaketarako iradokizunak
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1nork Burgman, Herbert John, 1896-
Argitaratua 1932Nauen/Berlin, Freyhoff, 1932.iv, 138 p., 1 l. illus. (map) 23 cm.Gaiak: “...Agriculture Economic aspects United States....”
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2nork Pyhrr, Heinz
Argitaratua 1926Giessen, 1926.64 p. ; 21 cm.Gaiak: “...Agriculture Economic aspects....”
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3nork Bouvard, Georges, 1917-
Argitaratua 1935Paris, Librairie technique et économique, 1935.2 p. ̋., [vii]-xv, 296 p. 26 cm.Gaiak: “...Agriculture Economic aspects....”
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4nork Ashour, Isam Y.
Argitaratua 1957[Delft, De Schrijfkamer, 1957]52 p. illus. 28 cm.Gaiak: “...Agriculture Economic aspects United States....”
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5nork Ciriacy-Wantrup, S. V. (Siegfried V.), 1906-1980
Argitaratua 1932Berlin, P. Parey, 1932.149 p. illus. 27 cm.Gaiak: “...Agriculture Economic aspects....”