Dyfyniad APA

Riley, D. S. (2020). Materia Medica of New and Old Homeopathic Medicines. 2nd ed. 2018. Springer Berlin Heidelberg.

Dyfyniad Arddull Chicago

Riley, David S. Materia Medica of New and Old Homeopathic Medicines. 2nd Ed. 2018. Springer Berlin Heidelberg, 2020.

Dyfyniad MLA

Riley, David S. Materia Medica of New and Old Homeopathic Medicines. 2nd Ed. 2018. Springer Berlin Heidelberg, 2020.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.