1<p class="citation">
  <h3>APA Style</h3>
      <span class="authors">Priyasudirja, Yusup.</span> <span class="year">(2009).</span>
    <span class="title"><em>18 Strategi Jitu, memahami Teks Berbahasa Inggris</em> .</span>
    <span class="publish_place">Yogyakarta:</span>
  <span class="publisher">.</span>
</p><p class="citation">
  <h3>Chicago Style</h3>
      <span class="authors">Priyasudirja, Yusup.</span>
    <span class="title"><em>18 Strategi Jitu, memahami Teks Berbahasa Inggris</em>.</span>
    <span class="edition"></span>
    <span class="publish_place">Yogyakarta:</span>
  <span class="publisher">,</span>
  <span class="year">2009.</span>
  <span class="gmd_name">Text.</span>
</p>
<p class="citation">
  <h3>MLA Style</h3>
      <span class="authors">Priyasudirja, Yusup.</span>
    <span class="title"><em>18 Strategi Jitu, memahami Teks Berbahasa Inggris</em>.</span>
    <span class="edition"></span>
    <span class="publish_place">Yogyakarta:</span>
  <span class="publisher">,</span>
  <span class="year">2009.</span>
  <span class="gmd_name">Text.</span>
</p>
<p class="citation">
  <h3>Turabian Style</h3>
      <span class="authors">Priyasudirja, Yusup.</span>
    <span class="title"><em>18 Strategi Jitu, memahami Teks Berbahasa Inggris</em>.</span>
    <span class="edition"> 
    <span class="publish_place">Yogyakarta:</span>
  <span class="publisher">,</span>
  <span class="year">2009.</span>
  <span class="gmd_name">Print.</span>
</p>
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