Columbia subject headings:
World War, 1939-1945--Fiction.
Harvard subject headings:
Sea stories.
Submarines (Ships)--Fiction
United States--History, Naval--20th century--Fiction.
United States. Navy--Submarine forces--Fiction.
World War, 1939-1945--Fiction.
World War, 1939-1945--Naval operations, American--Fiction.
World War, 1939-1945--Pacific Area--Fiction.
Princeton subject headings:
Fiction.
Submarine forces--Fiction.
United States--History, Naval--20th century--Fiction.
United States. Navy--Submarine forces--Fiction.
World War, 1939-1945--Naval operations, American--Fiction.