@book{bhlitem16958, title = {Methods of study in natural history }, copyright = {Public domain. The BHL considers that this work is no longer under copyright protection.}, url = {https://www.biodiversitylibrary.org/item/16958}, note = {https://www.biodiversitylibrary.org/bibliography/1832}, publisher = {Boston, Fields, Osgood, & Co, 1869, c1863}, author = {Agassiz, Louis,}, year = {1869, c1863}, pages = {336}, keywords = {Classification|Coral reefs and islands|Embryology|Evolution|Generations, Alternating|Zoology|}, }