Olam eḥad lanu
Subtitle: peraḳim be-eḳologyah ṿe-ekhut ha-sevivah
By: Ruti Ḳarin, Noʻomi Bitan
Publisher: Dani sefarim
Published: 1993
Place of publication: Ḳiryat Gat
Language: heb
Number of pages: 90
Subjects: Ecology; Study and teaching (Secondary); Secondary Education