Cita APA

El, A. M., & El, A. M. (1977). Air photography and coastal problems. Stroudsburg Penn: Dowden Hutchinson & Roos.

Citación estilo Chicago

El, Ashry Mohamed, y Ashry Mohamed El. Air Photography and Coastal Problems. Stroudsburg Penn: Dowden Hutchinson & Roos, 1977.

Cita MLA

El, Ashry Mohamed, y Ashry Mohamed El. Air Photography and Coastal Problems. Stroudsburg Penn: Dowden Hutchinson & Roos, 1977.

Precaución: Estas citas no son 100% exactas.