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    <SEQUENTIAL>
      <record key="001" att1="001" value="LIB900863808" att2="LIB900863808">001   LIB900863808</record>
      <field key="010" subkey="">IHS100318708</field>
      <field key="037" subkey="x">englisch</field>
      <field key="050" subkey="x">Aufsatz, Sammelband</field>
      <field key="090" subkey="">013</field>
      <field key="100" subkey="">heckscher, eli</field>
      <field key="331" subkey="">the effect of foreign trade on the distribution of income</field>
      <field key="525" subkey="">from ekonomisk tidskrift, 1919</field>
      <field key="544" subkey="n">1088-A;13</field>
      <field key="596" subkey="a">272 - 300</field>
    </SEQUENTIAL>
  </section>