Citazione Stile APA (7a Edizione)

Johnson, K. N., Swanson, F., Herring, M., & Greene, S. (1999). Bioregional assessments: Science at the crossroads of management and policy. Island Press.

Citazione stile Chigago Style (17a edizione)

Johnson, K. Norman, Frederick Swanson, Margaret Herring, e Sarah Greene. Bioregional Assessments: Science at the Crossroads of Management and Policy. Washington, D.C: Island Press, 1999.

Citatione MLA (9a ed.)

Johnson, K. Norman, et al. Bioregional Assessments: Science at the Crossroads of Management and Policy. Island Press, 1999.