Title: Ḥogrim u-mefatḥim : le-toldoteha shel ḥavurat "Deror" be-Rusyah /
Authors: Mintz, Matityahu.
Publisher: Yad Ṭabenḳin,
Year: 1983
Subjects: Deror (Organization : Soviet Union); Deror (Organization : Poland); Zionism Soviet Union.; Zionism Poland.