A tradition to reason with

The puzzle of the 613 commandments and why bother / Philip J. Caplan.

Philip J. Caplan 1927-

Taryag : a study of the origin and historical development, from the earliest times to the present day, of the tradition that the written Torah contains six hundred and thirteen mitzvoth.

Abraham Hirsch Rabinowitz

Accounting for the commandments in medieval Judaism : studies in law, philosophy, pietism, and kabbalah / edited by Jeremy P. Brown, Marc Herman.

The concise Sefer ha-chinuch a summary of the 613 mitzvos arranged according to the weekly Torah portion / Asher Wasserman ; [translated into English by Gershon Robinson ; halachic review by Yisroel Krausz].

Asher ben Avraham Betsalʼel Ṿaserman