TY  - BOOK
AU  - Khoury,Sami
AU  - Azoury,Simon
AU  - Allam Zakaria,Marcelle
TI  - Discovering... Life and Earth Science - EB7 (Workbook)
U1  - EB7 
PY  - 2004///
CY  - Beyrouth
PB  - ∑ Sciences
KW  - Sciences de la vie
KW  - EB9
N1  - Contents, exercices
ER  -