Walt, J. J. A. v. d. (1979). Notes on the Nomenclature of Pelargonium (Geraniaceae). Zenodo.
Tohutoru Kātū Chicago (17th ed.)Walt, J. J. A. van der. Notes on the Nomenclature of Pelargonium (Geraniaceae). Zenodo, 1979.
Tohutoro MLA (9th ed.)Walt, J. J. A. van der. Notes on the Nomenclature of Pelargonium (Geraniaceae). Zenodo, 1979.
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