Gale Group & Friedman, L. S. (2011). Oceans. Greenhaven Press.
Chicago Style (17th ed.) CitationGale Group and Lauri S. Friedman. Oceans. Detroit: Greenhaven Press, 2011.
MLA (8th ed.) CitationGale Group and Lauri S. Friedman. Oceans. Greenhaven Press, 2011.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.