Thurman, H. V. (1994). Introductory oceanography (7th ed.). Macmillan Pub. Co. ; Maxwell Macmillan Canada ; Maxwell Macmillan International.

Thurman, Harold V. Introductory Oceanography. 7th ed. New York : Toronto : New York: Macmillan Pub. Co. ; Maxwell Macmillan Canada ; Maxwell Macmillan International, 1994.

Thurman, Harold V. Introductory Oceanography. 7th ed. Macmillan Pub. Co. ; Maxwell Macmillan Canada ; Maxwell Macmillan International, 1994.