Παραπομπή APA

El-Ashry, M. T. (1977). Air photography and coastal problems. Stroudsburg, PA.: Dowden, Hutchinson & Ross.

Παραπομπή Chicago Style

El-Ashry, Mohamed T. Air Photography and Coastal Problems. Stroudsburg, PA.: Dowden, Hutchinson & Ross, 1977.

Παραπομπή MLA

El-Ashry, Mohamed T. Air Photography and Coastal Problems. Stroudsburg, PA.: Dowden, Hutchinson & Ross, 1977.

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