West, M. (1953). A general service list of English words: With semantic frequencies and supplementary word-list for the writing of popular science and technology. Longman Group UK.
Citace podle Chicago (17th ed.)West, Michael. A General Service List of English Words: With Semantic Frequencies and Supplementary Word-list for the Writing of Popular Science and Technology. Great Britain: Longman Group UK, 1953.
Citace podle MLA (9th ed.)West, Michael. A General Service List of English Words: With Semantic Frequencies and Supplementary Word-list for the Writing of Popular Science and Technology. Longman Group UK, 1953.
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