An arduous road : Samuel Bak : 60 years of creativity = ??? ???? : ????? ?? - 60 ???? ?????. Masa u-masa : Shmuel Bak : 60 shanot yetsirah - Shendar, Yehudit; Bak, Samuel (Yad Vashem Museum of Art; Yad Vashem Martyrs' and Heroes' Remembrance Authority, 2006)