APA (7th ed.) Citation

William Murray, Jill Corby, & Stuart Trotter. Magic music. Ladybird.

Chicago Style (17th ed.) Citation

William Murray, Jill Corby, and Stuart Trotter. Magic Music. UK: Ladybird.

MLA (9th ed.) Citation

William Murray, et al. Magic Music. Ladybird.

Warning: These citations may not always be 100% accurate.