Dyfyniad APA

Murray, J., & Chapman, N. (1821). A system of materia medica and pharmacy. S. Wood.

Dyfyniad Arddull Chicago

Murray, J., and Nathaniel Chapman. A System of Materia Medica and Pharmacy. New York: S. Wood, 1821.

Dyfyniad MLA

Murray, J., and Nathaniel Chapman. A System of Materia Medica and Pharmacy. S. Wood, 1821.

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