APA (7th ed.) Zitazioa
Branch, A. E., & Roberts, M. (2014). Branch's elements of shipping (9th ed.). Routledge.
Chicago Style (17th ed.) Zitazioa
Branch, Alan E., eta Michael Roberts. Branch's Elements of Shipping. 9th ed. New York: Routledge, 2014.
MLA (9th ed.) Zitazioa
Branch, Alan E., eta Michael Roberts. Branch's Elements of Shipping. 9th ed. Routledge, 2014.
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