Cita APA

(2000). Freshwater ecoregions of North America: A conservation assessment. Island press.

Citación estilo Chicago

Freshwater Ecoregions of North America: A Conservation Assessment. Washington, D.C: Island press, 2000.

Cita MLA

Freshwater Ecoregions of North America: A Conservation Assessment. Island press, 2000.

Warning: These citations may not always be 100% accurate.