APA (7th ed.) Zitazioa
Hubbard, L. R. (2012). Master mariner: At the helm across seven seas. Bridge Publications.
Chicago Style (17th ed.) Zitazioa
Hubbard, L. Ron. Master Mariner: At the Helm Across Seven Seas. Commerce, California: Bridge Publications, 2012.
MLA (9th ed.) Zitazioa
Hubbard, L. Ron. Master Mariner: At the Helm Across Seven Seas. Bridge Publications, 2012.
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