Cita APA (7th ed.)
Schultz, J. (2005). The Ecozones of the World: The Ecological Divisions of the Geosphere (Second Edition.). Springer Berlin Heidelberg. https://doi.org/10.1007/3-540-28527-X
Cita Chicago (17th ed.)
Schultz, Jrgen. The Ecozones of the World: The Ecological Divisions of the Geosphere. Second Edition. Berlin, Heidelberg: Springer Berlin Heidelberg, 2005. https://doi.org/10.1007/3-540-28527-X.
Cita MLA (9th ed.)
Schultz, Jrgen. The Ecozones of the World: The Ecological Divisions of the Geosphere. Second Edition. Springer Berlin Heidelberg, 2005. https://doi.org/10.1007/3-540-28527-X.
Atenció: Aquestes cites poden no estar 100% correctes.