TY  - BOOK
AU  - Czaya,Eberhard
TI  - Rivers of the world
PY  - 1981///
CY  - German
PB  - Leipzig
KW  - Hydraulic engineering
KW  - fluvial lakes
KW  - waterfalls and rapids
N1  - Bibliogr.: p. 233 - 235. - Subject index p. 236 - 246
ER  -