APA Style

Philip, H., Caroline, P. (1994). The Usborne book of Piano Classics (Over 80 easy pieces to play) (1st edition). London: Usborne.

MLA Style

Philip, Hawthorn., Caroline, Phipps. "The Usborne book of Piano Classics (Over 80 easy pieces to play)". 1st edition London: Usborne, 1994. Reference.