APA Style
P.H.COLLIN, .
(2000).
YORK DICTIONARY OF ECOLOGY AND ENVIRONMENT
(
1)
.
Lebanon:
Librairie DU Liban.
MLA Style
P.H.COLLIN, .
"YORK DICTIONARY OF ECOLOGY AND ENVIRONMENT".
1
Lebanon:
Librairie DU Liban,
2000.
المصادر المراجع.