Gaya APA
Toynbee, A, J.
(1961).
A study of history, -vol.XII. Reconsiderations.
.
London dsl:
Oxford University Press.
Gaya MLA
Toynbee, Arnold, J..
"A study of history, -vol.XII. Reconsiderations. ".
London dsl:
Oxford University Press,
1961.
Buku.