Longman dictionary contemporary English
chief editor, Paul Procter
Longman, 1982
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Longman Dictionary of Contemporary English
Pearson Longman, 2006
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Adam, J.H.
Longman dictionary of business English
York Press, 1989
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Longman dictionary of the English language
Longman, 1984
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Longman dictionary of English language and culture
Longman, 1992
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