Παραπομπή APA
Callan, S. J., & Thomas, J. M. (1996). Environmental economics and management: Theory, policy, and applications. Chicago: Irwin.
Παραπομπή Chicago StyleCallan, Scott J., and Janet M. Thomas. Environmental Economics and Management: Theory, Policy, and Applications. Chicago: Irwin, 1996.
Παραπομπή MLACallan, Scott J., and Janet M. Thomas. Environmental Economics and Management: Theory, Policy, and Applications. Chicago: Irwin, 1996.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.