Παραπομπή APA

Bray, R. . N. (1979). Dredging- a hand book for engineers. Edward Arnold.

Παραπομπή Chicago Style

Bray, R N. Dredging- a Hand Book for Engineers. London: Edward Arnold, 1979.

Παραπομπή MLA

Bray, R N. Dredging- a Hand Book for Engineers. Edward Arnold, 1979.