DOBBS, E. R. "Acoustic and temperature waves." Helium Three. : Oxford University Press, 2001-05-10. Oxford Scholarship Online. 2010-01-01. Date Accessed 25 May. 2013 <http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780198506409.001.0001/acprof-9780198506409-chapter-11>.
DOBBS, E.(2001-05-10). Acoustic and temperature waves. In Helium Three. : Oxford University Press. Retrieved 25 May. 2013, from http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780198506409.001.0001/acprof-9780198506409-chapter-11.
DOBBS, E. R. "Acoustic and temperature waves." In Helium Three. : Oxford University Press, 2001-05-10. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780198506409.001.0001/acprof-9780198506409-chapter-11.
DOBBS ER. Acoustic and temperature waves. In: Dobbs R. Helium Three. Oxford University Press; 2001. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780198506409.001.0001/acprof-9780198506409-chapter-11. Accessed May 25, 2013.