Hegarty, P., & Halliwell, M. (2011). Beyond and before : progressive rock since the 1960s / Paul Hegarty and Martin Halliwell: Progressive rock since the 1960s. Continuum.
Chicago Style (17th ed.) CitationHegarty, Paul, and Martin Halliwell. Beyond and Before : Progressive Rock Since the 1960s / Paul Hegarty and Martin Halliwell: Progressive Rock Since the 1960s. New York: Continuum, 2011.
MLA (9th ed.) CitationHegarty, Paul, and Martin Halliwell. Beyond and Before : Progressive Rock Since the 1960s / Paul Hegarty and Martin Halliwell: Progressive Rock Since the 1960s. Continuum, 2011.
Warning: These citations may not always be 100% accurate.