Cita APA (7th ed.)

SpringerLink (Online service), Jackson, J. B., Alexander, K. E., & Sala, E. (2011). Shifting baselines: The past and the future of ocean fisheries. Island Press/Center for Resource Economics.

Cita Chicago (17th ed.)

SpringerLink (Online service), Jeremy B.C Jackson, Karen E. Alexander, i Enric Sala. Shifting Baselines: The Past and the Future of Ocean Fisheries. Washington, DC: Island Press/Center for Resource Economics, 2011.

Cita MLA (9th ed.)

SpringerLink (Online service), et al. Shifting Baselines: The Past and the Future of Ocean Fisheries. Island Press/Center for Resource Economics, 2011.