ISKO Italia. Integrative level classification

The system of sciences and the evolution of knowledge / Eric de Grolier

Please refer to the updated version of this document.

The system of sciences and the evolution of knowledge / Eric de Grolier = (ISKO Italia. ILC) <https://www.iskoi.org/ilc/grolier.htm> : 2005.12.21 - 2011.07.19 -