The relative value of the processes causing evolution
By: by Arend L. Hagedoorn, PH. D., and A.C. Hagedoorn--Vorstheuvel La Brand; with 20 figures.
Contributors: Hagedoorn, Anna Cornelia (Vorstheuvel La Brand)
Publisher: M. Nijhoff
Published: 1921
Place of publication: The Hague
Language: eng
Number of pages: 294
Subjects: Evolution.