Kipfer, B. A. (1992). Roget's 21st century thesaurus in dictionary form: The essential reference for home, school, or office. Bantam Doubleday.
Citace podle Chicago (17th ed.)Kipfer, Barbara Ann. Roget's 21st Century Thesaurus in Dictionary Form: The Essential Reference for Home, School, or Office. New York: Bantam Doubleday, 1992.
Citace podle MLA (9th ed.)Kipfer, Barbara Ann. Roget's 21st Century Thesaurus in Dictionary Form: The Essential Reference for Home, School, or Office. Bantam Doubleday, 1992.
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