Jackson, Laura (2005). Daniel Day-Lewis: the biography. Blake. стр. 3. ISBN1-85782-557-8. „Michael Balcon's family were Latvian refugees from Riga who had come to England in the second half of the 19th century. The family of his wife, Aileen Leatherman, whom he married in 1924, came from Poland.”
Simkins, Michael (22. 6. 2017). „Actors usually envy each other. But Daniel Day-Lewis is a class apart”. The Guardian. Приступљено 21. 3. 2019. „Most of us would start any list of those few truly exceptional actors – the shape-shifters as they are sometimes called, individuals who can inhabit another character in its entirety without ever lapsing into impersonation – with Marlon Brando, then veer off into a truculent debate about whether Laurence Olivier was the greatest of them all or just an old ham with stale tricks. Robert De Niro would get a mention of course – Meryl Streep, no doubt. But almost everyone would finish with Day-Lewis.”
