Dyfyniad APA

Black, R. P., & Simaika, Y. M. (1951). The Nile Basin: The future conservation of the nile. eastern press.

Dyfyniad Arddull Chicago

Black, R. P., and Y. M. Simaika. The Nile Basin: The Future Conservation of the Nile. cairo: eastern press, 1951.

Dyfyniad MLA

Black, R. P., and Y. M. Simaika. The Nile Basin: The Future Conservation of the Nile. eastern press, 1951.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.