Cita APA

McPherson, E. G., Scott, K. I., & Simpson, J. R. (1998). Estimating cost effectiveness of residential yard trees for improving air quality in Sacramento, California, using existing models. Gran Bretaña: Elsevier.

Citación estilo Chicago

McPherson, E. Gregory, Klaus I. Scott, and James R. Simpson. Estimating Cost Effectiveness of Residential Yard Trees for Improving Air Quality in Sacramento, California, Using Existing Models. Gran Bretaña: Elsevier, 1998.

Cita MLA

McPherson, E. Gregory, Klaus I. Scott, and James R. Simpson. Estimating Cost Effectiveness of Residential Yard Trees for Improving Air Quality in Sacramento, California, Using Existing Models. Gran Bretaña: Elsevier, 1998.