APA
Asher R. E. a. H. J. A., . (1994). The Encyclopedia of Language and Linguistics. Oxford: Pergamon Press.
Chicago
Asher R E and Henderson J A, . 1994. The Encyclopedia of Language and Linguistics. Oxford: Pergamon Press.
Harvard
Asher R. E. a. H. J. A., . (1994). The Encyclopedia of Language and Linguistics. Oxford: Pergamon Press.
MLA
Asher R E and Henderson J A, . The Encyclopedia of Language and Linguistics. Oxford: Pergamon Press. 1994.