@book{bhlitem60229, title = {The importance of bird life; a popular account of its economic significance and conservation }, copyright = {NOT_IN_COPYRIGHT}, url = {https://www.biodiversitylibrary.org/item/60229}, note = {https://www.biodiversitylibrary.org/bibliography/20306}, publisher = {New York, The Century co, 1922}, author = {Hartley, George Inness,}, year = {}, pages = {360}, keywords = {Birds|}, }