APA (7th ed.) Citation

Blenkinsopp, A., & By, P.. (1998). Symptoms in the pharmacy: A guide to the management of common illness (3rd ed.). Blackwell.

Chicago Style (17th ed.) Citation

Blenkinsopp, Alison, and Paxton By. Symptoms in the Pharmacy: A Guide to the Management of Common Illness. 3rd ed. London: Blackwell, 1998.

MLA (9th ed.) Citation

Blenkinsopp, Alison, and Paxton By. Symptoms in the Pharmacy: A Guide to the Management of Common Illness. 3rd ed. Blackwell, 1998.