Heinrich,Walter. Vegetation of the earth and ecological systems of the geobiospere.
Cita Chicago (17th ed.)Heinrich,Walter. Vegetation of the Earth and Ecological Systems of the Geobiospere.
Cita MLA (9th ed.)Heinrich,Walter. Vegetation of the Earth and Ecological Systems of the Geobiospere.
Atenció: Aquestes cites poden no estar 100% correctes.