TY  - BOOK
AU  - ياي، ماريو
AU  - Pei,Mario
AU  - عمر، أحمد مختار
AU  - 'Umar,Ahmad Mukhtar
TI  - أسس علم اللغة / 
PY  - 1998///
CY  - al-Qaherah
PB  - A'lam al-Kutub
KW  - Language and languages
KW  - Grammar, Comparative and general
KW  - Linguistics
KW  -  Research
N1  - Include indexes; Translation of: Invitation to linguistics : a basic introduction to the science of language.
ER  -