Gaya APA

O'Shaughnessy, D, K, M. (2018). New Guide to Medicine & Drugs: The Complete Home Reference to Over 3000 Medicines (10th ed). London: Penguin Random House.

Gaya MLA

O'Shaughnessy, Dr., Kevin, M. "New Guide to Medicine & Drugs: The Complete Home Reference to Over 3000 Medicines". 10th ed London: Penguin Random House, 2018. Text.