Cita APA (7th ed.)

O'Neil, M. J. The merck index: An encyclopedia of chemicals, drugs, and biologicals (15a ed.).

Cita Chicago (17th ed.)

O'Neil, Maryadele J. The Merck Index: An Encyclopedia of Chemicals, Drugs, and Biologicals. 15a ed.

Cita MLA (8th ed.)

O'Neil, Maryadele J. The Merck Index: An Encyclopedia of Chemicals, Drugs, and Biologicals. 15a ed.