Franklin

MLA

Beal, Robert C. Directional Ocean Wave Spectra : Measuring, Modeling, Predicting, and Applying. Baltimore: Johns Hopkins University Press, 1991.

APA

Beal, R. C. (1991). Directional ocean wave spectra : measuring, modeling, predicting, and applying. Baltimore: Johns Hopkins University Press.

Chicago

Beal, Robert C. Directional Ocean Wave Spectra: Measuring, Modeling, Predicting, and Applying. Baltimore: Johns Hopkins University Press, 1991.