Gaya APA
Negm, A, M.
(2019).
Groundwater in the Nile Delta
(
1st ed.)
.
Cham:
Springer.
Gaya MLA
Negm, Abdelazim, M..
"Groundwater in the Nile Delta".
1st ed.
Cham:
Springer,
2019.
E Book.