Columbia subject headings:
United States--Military policy.
United States. Navy.
Zumwalt, Elmo R., 1920-2000.
Harvard subject headings:
United States--Military policy.
United States. Navy
Zumwalt, Elmo R., 1920-
Princeton subject headings:
United States--Military policy.
United States. Navy
Zumwalt, Elmo R., 1920-2000.