![Darwin, C. R. 1874-1875. Menneskets Afstamning og Parringsvalget. Translated by J. P. Jacobsen. Copenhagen: Gyldendal. Volume 2. Darwin, C. R. 1874-1875. Menneskets Afstamning og Parringsvalget. Translated by J. P. Jacobsen. Copenhagen: Gyldendal. Volume 2.](http://darwin-online.org.uk/converted/scans/1875_DescentDanish_F1050(online)/1875_Descent_F1050.2_255.jpg)
Darwin, C. R. 1874-1875. Menneskets Afstamning og Parringsvalget. Translated by J. P. Jacobsen. Copenhagen: Gyldendal. Volume 2.
![Darwin, C. R. 1874-1875. Menneskets Afstamning og Parringsvalget. Translated by J. P. Jacobsen. Copenhagen: Gyldendal. Volume 2. Darwin, C. R. 1874-1875. Menneskets Afstamning og Parringsvalget. Translated by J. P. Jacobsen. Copenhagen: Gyldendal. Volume 2.](http://darwin-online.org.uk/converted/scans/1875_DescentDanish_F1050(online)/1875_Descent_F1050.2_011.jpg)
Darwin, C. R. 1874-1875. Menneskets Afstamning og Parringsvalget. Translated by J. P. Jacobsen. Copenhagen: Gyldendal. Volume 2.
![PDF) Quantifying Preferences for the Natural World Using Monetary and Nonmonetary Assessments of Value PDF) Quantifying Preferences for the Natural World Using Monetary and Nonmonetary Assessments of Value](https://i1.rgstatic.net/publication/259488799_Quantifying_Preferences_for_the_Natural_World_Using_Monetary_and_Nonmonetary_Assessments_of_Value/links/0c96052dbbd5f9f490000000/largepreview.png)
PDF) Quantifying Preferences for the Natural World Using Monetary and Nonmonetary Assessments of Value
![Darwin, C. R. 1874-1875. Menneskets Afstamning og Parringsvalget. Translated by J. P. Jacobsen. Copenhagen: Gyldendal. Volume 2. Darwin, C. R. 1874-1875. Menneskets Afstamning og Parringsvalget. Translated by J. P. Jacobsen. Copenhagen: Gyldendal. Volume 2.](http://darwin-online.org.uk/converted/scans/1875_DescentDanish_F1050(online)/1875_Descent_F1050.2_204.jpg)