Lutjens, Richard N., Submerged on the surface : the not-so-hidden Jews of Nazi Berlin, 1941-1945 / Not-so-hidden Jews of Nazi Berlin, 1941-1945 Richard N. Lutjens, Jr. - New York : Berghan Books, 2019. - XIV, 241 stron : ilustracje ; 24 cm. ISBN: 9781785334559 LC Class. No.: DS134.3 / .L87 2019