The religions of mankind / by Hans-Joachim Schoeps ; translated from the German by Richard and Clara Winston. (OCLC #2201447)

RDA 8.5.5 on recording names with hyphens says to retain a hyphen between given names if the hyphen is used by the person, as in:

100 1_ ǂa Schoeps, Hans-Joachim, ǂd 1909-1980.