Dyfyniad APA

Jahr, G. H. G., Hull, A. G., & Hempel, C. J. (1851). Jahr's new manual of homoeopathic practice (3rd American ed.). Radde.

Dyfyniad Arddull Chicago

Jahr, G. H. G., Amos Gerald Hull, and Charles J. Hempel. Jahr's New Manual of Homoeopathic Practice. 3rd American ed. New York: Radde, 1851.

Dyfyniad MLA

Jahr, G. H. G., et al. Jahr's New Manual of Homoeopathic Practice. 3rd American ed. Radde, 1851.

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