Columbia subject headings:
Harvard subject headings:
Debtor and creditor (Jewish law)
Interest (Jewish law)
Sabbatical year (Judaism)
Princeton subject headings:
Debtor and creditor (Jewish law)
Elyashiv, Yosef Shalom, 1910-2012.
Interest (Jewish law)
Ḳanevsḳi, Sh. Y. Ḥ. ben Y. Y. (Shemaryahu Yosef Ḥayim ben Y. Y.)
Sabbatical year (Judaism)