Kipfer, B. A., & Roget, P. M. (1992). Roget's 21st century thesaurus in dictionary form: The essential reference for home, school, or office. Dell Pub.
Čikaški stil citiranja (17. izdanje)Kipfer, Barbara Ann, i Peter Mark Roget. Roget's 21st Century Thesaurus in Dictionary Form: The Essential Reference for Home, School, or Office. New York, N.Y: Dell Pub, 1992.
MLA način citiranja (9. izdanje)Kipfer, Barbara Ann, i Peter Mark Roget. Roget's 21st Century Thesaurus in Dictionary Form: The Essential Reference for Home, School, or Office. Dell Pub, 1992.
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