APA
Kittredge R., . (1982). Sublanguage. : Walter de Gruyter.
Chicago
Kittredge Richard, . 1982. Sublanguage. : Walter de Gruyter.
Harvard
Kittredge R., . (1982). Sublanguage. : Walter de Gruyter.
MLA
Kittredge Richard, . Sublanguage. : Walter de Gruyter. 1982.