Columbia subject headings:
Hasidism--Philosophy.
Jaakov Joseph, of Polonoye, -approximately 1782.
Harvard subject headings:
Hasidism--Philosophy
Jaakov Joseph, of Polonoye, -approximately 1782
Princeton subject headings:
Jacob Joseph ben Ẓevi ho-Kohen Katz, of Polonnoye, d. ca. 1782.
Zaddikim.