APA
Ilson, .Studies in English Usage: The Resources of a Present-Day English Corpus for Linguistic Analysis. : Peter Lang , 1977.
Chicago
Ilson, .Studies in English Usage: The Resources of a Present-Day English Corpus for Linguistic Analysis. : Peter Lang , 1977.
Harvard
Ilson, .Studies in English Usage: The Resources of a Present-Day English Corpus for Linguistic Analysis. : Peter Lang , 1977.
MLA
Ilson, .: Peter Lang , 1977. .