٣٢ - Firth، J. R.: Word-Palatograms And Articulation

Bulletin of the School of Oriental And African Studies، (University of London) XII، ٣ - ٤، ١٩٤٩.

٣٣ - Firth، J. R.:

Improved Techniques in Palatography.

Bulletin of the School of Oriental & African Studies، XIII، ٣،١٩٥٦.

٣٤ - Firth، J. R.:

Personality And Language In Society.

The Sociological Review (Journal of the Institute of Sociology، Ledbury، Hereforshire، England) Vol XLII، Section Two، ١٩٥.

٣٥ - General Linguistics And Descriptive Grammar. Transactions of The Philogical Society of Great Britain، ١٩٥١. (Republished In. Firth، J. R.: Papers In Linguistics، pp. ٢١٦ - ٢٢٨) .

٣٦ - Firth، J. R.:

Transactions of The Philogical Society of Great Britain pp. ٨٣ - ١٠٣، ١٩٥٥.

٣٧ - Firth، J. R.:

(Professor Emeritus of General Linguistics، University of London) .

Papers In Linguistics ١٩٣٤ - ١٩٥١.

London، Oxford University Press، New York، Toronto، ١٩٥٧.

٣٨ - Fries، Charles C.:

The Structure Of English An: Introduction To The Study Of English

Sentences. New York، Hacourt، Brace، ١٩٥٢.

٣٩ - Gairdner، W. H. T.:

The Phonetics of Arabic. A Phonetic Inquiry And Practical Manual For The Pronunciation of Classical Arabic And of One Colloquial (The Egyption)

London،١٩٢٥.

٤٠ - Gardiner، A H:

The Theory of Speech and Language. Oxford، Clarendon Press، ١٩٣٢.