APA citiranje

Parsons, J. J., & Denevan, W. M. Pre-Columbian Ridged Fields.

Citación estilo Chicago

Parsons, James J., y William M. Denevan. Pre-Columbian Ridged Fields.

MLA citiranje

Parsons, James J., y William M. Denevan. Pre-Columbian Ridged Fields.