Slinn, J. Research and development in the UK pharmaceutical industry from the nineteenth century to the 1960s: Judy Slinn. Drugs and narcotics in history.(1996).

Slinn, Judy. "Research and Development in the UK Pharmaceutical Industry from the Nineteenth Century to the 1960s: Judy Slinn." Drugs and Narcotics in History.(1996) .

Slinn, Judy. "Research and Development in the UK Pharmaceutical Industry from the Nineteenth Century to the 1960s: Judy Slinn." Drugs and Narcotics in History.(1996), .