APA (7th ed.) Citation

De Laubenfels, M. W. (1947). Ecology of the sponges of a brackish water environment, at Beaufort, N.C. Duke University Press.

Chicago Style (17th ed.) Citation

De Laubenfels, M. W. Ecology of the Sponges of a Brackish Water Environment, at Beaufort, N.C. Durham: Duke University Press, 1947.

MLA (9th ed.) Citation

De Laubenfels, M. W. Ecology of the Sponges of a Brackish Water Environment, at Beaufort, N.C. Duke University Press, 1947.