Mezahame aṿir
Subtitle: tekhunotehen ṿe-hashpaʻotehem ʻal ha-sevivah : le-vate-ha-sefer ha-ʻal yesodiyim
By: ketivah ṿa-ʻarikhah, ʻEdnah Mimran
Publisher: ʻIriyat Yerushalayim, Agaf le-shipur pene ha-ʻIr, Maḥlaḳah le-ekhut ha-sevivah; Minhalah le-hinukh Yerushalayim.
Published: 1990
Place of publication: Yerushalayim
Language: heb
Number of pages: 32
Subjects: Air; Pollution; Study and teaching (Secondary); Education