APA (7th ed.) Citation

Johnny Black & Gregory, H. (2003). Rock and Pop Timeline. Merchant Book Company Ltd.

Chicago Style (17th ed.) Citation

Johnny Black and Hugh Gregory. Rock and Pop Timeline. UK: Merchant Book Company Ltd, 2003.

MLA (9th ed.) Citation

Johnny Black and Hugh Gregory. Rock and Pop Timeline. Merchant Book Company Ltd, 2003.

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