TY  - BOOK
AU  - Livneh,Zeʼev
AU  - Tsentsiper,Zaʼidah
TI  - Peraḳim be-horaʼat limude ha-ṭevaʻ
AV  - QH51 .L58
PY  - 0000///7251965///]
CY  - Tel Aviv
PB  - ʻAmiḥai
KW  - Nature study
KW  - Science
KW  - Study and teaching
KW  - Israel
ER  -