APA استشهاد

Gray, . J. S. (2009). Ecology of Marine Sediments: From science to management (2nd ed.). Oxford.

استشهاد بنمط شيكاغو

Gray, John S. Ecology of Marine Sediments: From Science to Management. 2nd ed. Oxford: Oxford, 2009.

MLA استشهاد

Gray, John S. Ecology of Marine Sediments: From Science to Management. 2nd ed. Oxford, 2009.