Nicolson, N. (1978). Portrait of a marriage: Nigel Nicolson. Futura.
Lua i Stíl Chicago (17ú heag.)Nicolson, Nigel. Portrait of a Marriage: Nigel Nicolson. London: Futura, 1978.
Lua MLA (8ú heag.)Nicolson, Nigel. Portrait of a Marriage: Nigel Nicolson. Futura, 1978.
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