Handbook of standards and resources for Spoken Language system
Fundamental considerations in language testing
Bachman, Lyle F.
Language testing
Birjandi, Parviz; Mosallanejad, Parviz; Bagheridoust, Esmaeil
Assessing language through computer technology
Chapelle, Carol.
A short history of linguistics
Robins, R. H. (Robert Henry)