TY  - BOOK
TI  - Die naturwissenschaften (The Science of Nature)
T2  - 48
U1  - 500 
PY  - 1961///
PB  - Springer-verlag, Berlin
KW  - Biology
KW  - Science--Germany | Natural sciences--Germany--Springer
N1  - Natural Sciences; Germany; Science; Multidisciplinary; German
ER  -