APA (7th ed.) Citation

Hegarty, P., & Halliwell, M. (2011). Beyond and before: Progressive rock since the 1960s. Bloomsbury.

Chicago Style (17th ed.) Citation

Hegarty, Paul, and Martin Halliwell. Beyond and Before: Progressive Rock Since the 1960s. New York ; London ; New Delhi ; Sydney: Bloomsbury, 2011.

MLA (9th ed.) Citation

Hegarty, Paul, and Martin Halliwell. Beyond and Before: Progressive Rock Since the 1960s. Bloomsbury, 2011.