Citazione Stile APA (7a Edizione)

Frump, R. (2003). Until the sea shall free them: Life, death, and survival in the Merchant Marine. Arrow Books.

Citazione stile Chigago Style (17a edizione)

Frump, Robert. Until the Sea Shall Free Them: Life, Death, and Survival in the Merchant Marine. United Kingdom: Arrow Books, 2003.

Citatione MLA (9a ed.)

Frump, Robert. Until the Sea Shall Free Them: Life, Death, and Survival in the Merchant Marine. Arrow Books, 2003.