APA (7th ed.) Citation

Pet Shop Boys, Lady Gaga, & Flowers, B. (2010). Pandemonium: Live, the O2 Arena, London, 21 December 2009. Parlophone.

Chicago Style (17th ed.) Citation

Pet Shop Boys, Lady Gaga, and Brandon Flowers. Pandemonium: Live, the O2 Arena, London, 21 December 2009. Kensington, London: Parlophone, 2010.

MLA (9th ed.) Citation

Pet Shop Boys, et al. Pandemonium: Live, the O2 Arena, London, 21 December 2009. Parlophone, 2010.