APA (7th ed.) Citation

Murphy, M., & Hobcraft, J. (1991). Population research in Britain. Population Investigation Committee.

Chicago Style (17th ed.) Citation

Murphy, Michael, and John Hobcraft. Population Research in Britain. London: Population Investigation Committee, 1991.

MLA (9th ed.) Citation

Murphy, Michael, and John Hobcraft. Population Research in Britain. Population Investigation Committee, 1991.