FIELD, B. C. F. (2011). Environmental economics: An introduction. McGraw Hill Education.
Cita Chicago (17th ed.)FIELD, Barry C. Field. Environmental Economics: An Introduction. McGraw Hill Education, 2011.
Cita MLA (9th ed.)FIELD, Barry C. Field. Environmental Economics: An Introduction. McGraw Hill Education, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.