Rubel Foundation. (1999). Perspectives in Plant Ecology, Evolution and Systematics. Urban & Fischer Verlag.
Citação do estilo Chicago (17ª ed.)Rubel Foundation. Perspectives in Plant Ecology, Evolution and Systematics. Jena, Alemanha: Urban & Fischer Verlag, 1999.
Citação MLA (8ª ed.)Rubel Foundation. Perspectives in Plant Ecology, Evolution and Systematics. Urban & Fischer Verlag, 1999.
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