More titles to consider

Shopping Cart

You're getting the VIP treatment!

With the purchase of Kobo VIP Membership, you're getting 10% off and 2x Kobo Super Points on eligible items.



With essentially the same basis as the 1971 Abilities, Their Structure, Growth and Action, this new volume reflects the developments of subsequent years.

You can read this item using any of the following Kobo apps and devices: