| Author: | Balfour, Francis M. (Francis Maitland), 1851-1882 |
| Subject: | QL, Zoology, Embryology |
| Format: | Electronic text |
| Date issued: | 2014 |
| Language: | English |
| Publisher: | Project Gutenberg, |
| Rights: | Public domain in the USA. |
| Download link: | The Works of Francis Maitland Balfour, Volume 2 (of 4) : A Treatise on Comparative Embryology: Invertebrata [electronic resource] / Francis M. Balfour |