eference-text">See <a href="//en.wikipedia.org/wiki/Metrification#Australia" title="Metrification" class="mw-redirect">Metrification#Australia</a></span></li>
<li id="cite_note-6"><span class="mw-cite-backlink"><b><a href="#cite_ref-6">^</a></b></span> <span class="reference-text">Wood, 1977</span></li>
</ol>
</div>
<h3><span class="mw-headline" id="Bibliography">Bibliography</span></h3>
<ul>
<li>British Standards Institution (1956) <i>Parallel screw threads of Whitworth form</i>, British standard 84, 2nd R