Παραπομπή APA
Runyan, T. J., & Copes, J. M. (1994). To Die gallantly: The battle of the Atlantic. Boulder: Westview press.
Παραπομπή Chicago StyleRunyan, Timothy J., and Jan M. Copes. To Die Gallantly: The Battle of the Atlantic. Boulder: Westview press, 1994.
Παραπομπή MLARunyan, Timothy J., and Jan M. Copes. To Die Gallantly: The Battle of the Atlantic. Boulder: Westview press, 1994.
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