APA Citatie

Callan, S. J., & Scott J. Callan; Janet M. Thomas. Environmental economics and management: Theory, policy and applications. United States: South-Western,Thomson Learning.

Chicago Style citaat

Callan, Scott J., en Scott J. Callan; Janet M. Thomas. Environmental Economics and Management: Theory, Policy and Applications. United States: South-Western,Thomson Learning.

MLA citatie

Callan, Scott J., en Scott J. Callan; Janet M. Thomas. Environmental Economics and Management: Theory, Policy and Applications. United States: South-Western,Thomson Learning.

Let op: Deze citaties zijn niet altijd 100% accuraat.