לנשום אויר בטוח
Subtitle: דרגה 1.
By: Edward A. Betts ; targum Nir Avni, Elbin Noiferṭ
Edition: Mahad. 5.
Publisher: American Nitrox Divers International
Published: 2010
Place of publication: תל אביב?
Language: heb
Number of pages: 72
Subjects: Deep diving; Handbooks, manuals
Other titles: Li-neshom aṿir baṭuaḥ
Work titles: Safe air