| Authors(s) | Ivanov, P. P. |
| Year | 1937 |
| Title | Obstschaya i sravnitel'naya embryologia [General and comparative embryology]. Gosisdat, Moscow-Leningrad: 809 p., 670 fig. (in Russian). |
| Authors(s) | Ivanov, P. P. |
| Year | 1937 |
| Title | Obstschaya i sravnitel'naya embryologia [General and comparative embryology]. Gosisdat, Moscow-Leningrad: 809 p., 670 fig. (in Russian). |