APA
Howarth R. W., . (1996). Nitrogen cycling in the North Atlantic Ocean and its watersheds. Dordrecht ; Boston: Kluwer Academic Publishers.
Chicago
Howarth Robert Warren, . 1996. Nitrogen cycling in the North Atlantic Ocean and its watersheds. Dordrecht ; Boston: Kluwer Academic Publishers.
Harvard
Howarth R. W., . (1996). Nitrogen cycling in the North Atlantic Ocean and its watersheds. Dordrecht ; Boston: Kluwer Academic Publishers.
MLA
Howarth Robert Warren, . Nitrogen cycling in the North Atlantic Ocean and its watersheds. Dordrecht ; Boston: Kluwer Academic Publishers. 1996.