Cita APA

Schmid-Haas, P., Baumann, E., & Werner, J. (1993). Forest inventories by unmarked permanent sample plots: Instructions. Suiza: Swiss Federal Institute for Forest.

Citación estilo Chicago

Schmid-Haas, Paul, Ernest Baumann, y Jakob Werner. Forest Inventories By Unmarked Permanent Sample Plots: Instructions. Suiza: Swiss Federal Institute for Forest, 1993.

Cita MLA

Schmid-Haas, Paul, Ernest Baumann, y Jakob Werner. Forest Inventories By Unmarked Permanent Sample Plots: Instructions. Suiza: Swiss Federal Institute for Forest, 1993.