Carr, E. H. (1987). What is history? (2nd ed.). Knopf ; Penguin Books.
Cita Chicago Style (17a ed.)Carr, Edward Hallett. What Is History? 2nd ed. New York ; Harmondsworth, Middlesex: Knopf ; Penguin Books, 1987.
Cita MLA (8a ed.)Carr, Edward Hallett. What Is History? 2nd ed. Knopf ; Penguin Books, 1987.
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