Leech, G. N. (1969). Towards a semantic description of English. Longmans.
Lua i Stíl Chicago (17ú heag.)Leech, Geoffrey N. Towards a Semantic Description of English. [London]: Longmans, 1969.
Lua MLA (9ú heag.)Leech, Geoffrey N. Towards a Semantic Description of English. Longmans, 1969.
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