Cita APA

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

Citación estilo 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.

Cita MLA

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