APA (7th ed.) Citation

Humphrey, M. (1989). Back pain / Michael Humphrey. Tavistock/Routledge.

Chicago Style (17th ed.) Citation

Humphrey, Michael. Back Pain / Michael Humphrey. London: Tavistock/Routledge, 1989.

MLA (9th ed.) Citation

Humphrey, Michael. Back Pain / Michael Humphrey. Tavistock/Routledge, 1989.

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