@book{bhlitem50301, title = {Birds of La Plata }, volume = {v.1 (1920)}, copyright = {Public domain. The BHL considers that this work is no longer under copyright protection.}, url = {https://www.biodiversitylibrary.org/item/50301}, note = {https://www.biodiversitylibrary.org/bibliography/13416}, publisher = {London [etc.], J.M. Dent & Sons ltd, 1920}, author = {Hudson, W. H. (William Henry), and Grönvold, Henrik,}, year = {1920}, pages = {294}, keywords = {Argentina|Birds|}, }