Peter, Paul and Mary sign their first recording contract. (2013). The History Channel website. Retrieved 7:34, May 25, 2013, from http://www.history.com/this-day-in-history/peter-paul-and-mary-sign-their-first-recording-contract.
Peter, Paul and Mary sign their first recording contract. [Internet]. 2013. The History Channel website. Available from: http://www.history.com/this-day-in-history/peter-paul-and-mary-sign-their-first-recording-contract [Accessed 25 May 2013].
“Peter, Paul and Mary sign their first recording contract.” 2013. The History Channel website. May 25 2013, 7:34 http://www.history.com/this-day-in-history/peter-paul-and-mary-sign-their-first-recording-contract.
“Peter, Paul and Mary sign their first recording contract,” The History Channel website, 2013, http://www.history.com/this-day-in-history/peter-paul-and-mary-sign-their-first-recording-contract [accessed May 25, 2013].
“Peter, Paul and Mary sign their first recording contract,” The History Channel website, http://www.history.com/this-day-in-history/peter-paul-and-mary-sign-their-first-recording-contract (accessed May 25, 2013).
Peter, Paul and Mary sign their first recording contract [Internet]. The History Channel website; 2013 [cited 2013 May 25] Available from: http://www.history.com/this-day-in-history/peter-paul-and-mary-sign-their-first-recording-contract.
Peter, Paul and Mary sign their first recording contract, http://www.history.com/this-day-in-history/peter-paul-and-mary-sign-their-first-recording-contract (last visited May 25, 2013).
Peter, Paul and Mary sign their first recording contract. The History Channel website. 2013. Available at: http://www.history.com/this-day-in-history/peter-paul-and-mary-sign-their-first-recording-contract. Accessed May 25, 2013.