Podcasts, including video podcasts, should be cited in accordance with the general rule for Internet materials in rule 7.1.1 with the addition of the word “podcast” in round brackets before the date. In place of the author’s name, it may be more appropriate to give the name of the host.
Eg Russ Roberts “Richard Epstein on Regulation” (podcast, 30 August 2010) EconTalk <www.econtalk.org>.