Columbia subject headings:
Whitman, Walt, 1819-1892.
Harvard subject headings:
Biographies.
Whitman, Walt, 1819-1892--Biography.
Princeton subject headings:
Study guides.
Whitman, Walt, 1819-1892--Criticism and interpretation--Handbooks, manuals, etc.
Whitman, Walt, 1819-1892--Examinations--Study guides.