TY  - RPRT
TI  - Review: The kinds of mankind: An introduction to race and racism, by Morton Klass and Hal Hellman
AU  - Charles L. Douglas
PY  - 1971
DO  - 10.2307/4443671
UR  - https://pubs.usgs.gov/publication/1007632
ID  - 1007632
ER  -