TY  - BOOK
AU  - Strayer, Joseph R.
AU  - Gatzke, Hans W. 
AU  - Harbison, E. Harris 
TI  - The course of civilization
U1  - 901.9 STR  
PY  - 1961///.
CY  - New York : 
PB  - Harcourt, Brace & World, Inc., 
KW  - Civilization -- History
KW  - Civilization
N1  - Includes index.
ER  -