TY  - BOOK
AU  - Migahid, Ahmed Mohammed. 
TI  - Velocity of water current and its relation to swamp vegetation in the "Sudd" region of the Upper Nile / 
U1  - 551.49 
PY  - 1952///
CY  - Cairo
PB  -  Fouad I University Press
KW  - Stream plants -- Sudan.
N1  - Includes Index.
ER  -