TY  - GEN
AU  - HAECKEL, Ernst Heinrich Philipp August, 1834-1919
TI  - The riddle of the universe at the close of the nineteenth century
AV  - B 3263.W45 E6 
PY  - 1900///
CY  - New York
PB  - Harper & Brothers Publishers
KW  - Monism
KW  - Religion and science--1860-1899
KW  - Evolution
KW  - Soul
ER  -