Cita APA (7th ed.)
Gerald, M. C. (1981). Pharmacology, an introduction to drugs (2nd ed.). Prentice-Hall.
Cita Chicago (17th ed.)
Gerald, Michael C. Pharmacology, an Introduction to Drugs. 2nd ed. Englewood Cliffs, N.J.: Prentice-Hall, 1981.
Cita MLA (9th ed.)
Gerald, Michael C. Pharmacology, an Introduction to Drugs. 2nd ed. Prentice-Hall, 1981.
Atenció: Aquestes cites poden no estar 100% correctes.