Ground water potentialities in the African Sahara and the Nile Valley /
Hammad, Hammad Yusuf
Ground water potentialities in the African Sahara and the Nile Valley / by Hammad Y. Hammad. - [S.l.] : [s.n.], 1970. - vi, 112 p. : ill., tab. ; 24 cm.
In testa al front.: Beirut Arab University.
Bibliografia.
Ground water potentialities in the African Sahara and the Nile Valley / by Hammad Y. Hammad. - [S.l.] : [s.n.], 1970. - vi, 112 p. : ill., tab. ; 24 cm.
In testa al front.: Beirut Arab University.
Bibliografia.