por Toynbee, Arnold Joseph, 1889-1975 [autor] | Somervell, D. C. (David Churchill), 1885-1965.
por Toynbee, Arnold Joseph, 1889-1975 [autor] | Somervell, D. C. (David Churchill), 1885-1965 [editor] | Grasset, Luis [traductor] | Bixio, Luis Alberto [traductor] | Toynbee, Arnold Joseph, 1889-1975. Study of history.