Theses
| Title | Author | Level | Organisation | Year |
|---|
| Phonotactics and morphophonology in American Sign Language. | Mandel, Mark | PhD | University of California at Berkeley, USA | 1981 |
| Investigations into the syntactic structure of American Sign Language. | Liddell, Scott | PhD | University of California, USA | 1977 |
| Lexical borrowing in American Sign Language. Phonological and morphological restructuring. | Battison, Robbin | PhD | University of California, USA | 1977 |
| Phonology of a soundless language: phonological structure of the American Sign Language. | Friedman, Lynn | PhD | University of California at Berkeley, USA | 1976 |
| From sign language to speech: delayed acquisition of English by a hearing child of deaf parents | Todd | PhD | University of California at Berkeley, USA | 1972 |
| The sign language, an analysis (volumes I and II). | West | PhD | Indiana University, USA | 1960 |
| Tervoort | PhD | University of Amsterdam, Netherlands | 1953 |