Stewart, H. B., Jr. (1963). The global sea. D. Van Nostrand.
Lua i Stíl Chicago (17ú heag.)Stewart, Harris B., Jr. The Global Sea. New Jersey: D. Van Nostrand, 1963.
Lua MLA (9ú heag.)Stewart, Harris B., Jr. The Global Sea. D. Van Nostrand, 1963.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.