ha-Sod shel Etan
By: Zohar Aviv ; [iyurim, Or Ṿaitsman]
Series: Sidrat "Koaḥ ha-lev" -- 1; Strength of the heart series -- 1; Koaḥ ha-lev -- 1
Publisher: Bitan
Published: 2001
Place of publication: Tel Aviv
Language: heb
Number of pages: 187
Other titles: Eitan secret