@book{Davis_2007,<br/><span class="tab"></span> title={Transportation Energy Data Book: Edition 26},<br/><span class="tab"></span> url={http://dx.doi.org/10.2172/930942},<br/><span class="tab"></span> DOI={10.2172/930942},<br/><span class="tab"></span> institution={Office of Scientific and Technical Information (OSTI)},<br/><span class="tab"></span> author={Davis,<br/><span class="tab"></span> Stacy Cagle and Diegel,<br/><span class="tab"></span> Susan W},<br/><span class="tab"></span> year={2007},<br/><span class="tab"></span> month=jul }