1. The United States Pharmacopeia”,,1960
2. The Harrison Narcotic Law of 1914 as amended by the Narcotics Manufacturing Act of 1960 (controls the importation, manufacture, production, compounding, and dispensing of opiates; classifies apomorphine as a class B narcotic drug).
3. Pharmacologic Principles of Medical Practice”,;Krantz,1969
4. Similarities between Neurologic Effects of L-Dopa and of Apomorphine