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  <titleInfo>
    <title>Avanzada</title>
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    <dateIssued encoding="marc" point="start">1977</dateIssued>
    <dateIssued encoding="marc" point="end">1980</dateIssued>
    <issuance>continuing</issuance>
    <frequency>Irregular</frequency>
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    <extent>volumes : color illustrations ; 28 cm.</extent>
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  <note type="statement of responsibility">Departamento de Instrucción Pública de P.R.</note>
  <note>Suspended publication: Nov. 1979-July 1980.</note>
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    <name type="corporate">
      <namePart>Puerto Rico, Departamento de Instrucción Pública. División Editorial.</namePart>
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  <subject authority="lcsh">
    <topic>Education</topic>
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  <subject authority="lcsh">
    <geographic>Puerto Rico</geographic>
    <topic>Periodicals</topic>
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      <country>United States</country>
      <state>Puerto Rico</state>
      <city>San Juan</city>
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  <identifier type="lccn">sn 90070008</identifier>
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