History of mankind : cultural and scientific development /
published for the International Commission for a History of the Scientific and Cultural Development of Mankind.
- / .
- London : George Allen and Unwin , 1969.
- v.4(xv,553-1133p.) : ills.,figs.,plates,maps ; 24cm .
- v.4 Pt.: 2-
Prepared with financial assistance of the United Nations Educational, Scientific and Cultural Organization (UNESCO) Prepared with financial assistance of the United Nations Educational, Scientific and Cultural Organization (UNESCO)