Columbia subject headings:
Harvard subject headings:
Mishnah. Sheviʻit--Commentaries.
Princeton subject headings:
Elyashiv, Yosef Shalom, 1910-2012--Teachings.
Karelitz, Avraham Yeshayahu, 1878-1953--Teachings.
Ḳanevsḳi, Avraham Yeshaʻyahu ben Sh. Y. Ḥ. (Avraham Yeshaʻyahu ben Shemaryahu Yosef Ḥayim)--Teachings.
Mishnah. Sheviʻit--Commentaries.
Sabbatical year (Judaism)