Kirkpatrick, B. (1998). Roget's thesaurus. Penguin Books.
Citación estilo ChicagoKirkpatrick, Betty. Roget's Thesaurus. Londres: Penguin Books, 1998.
Cita MLAKirkpatrick, Betty. Roget's Thesaurus. Penguin Books, 1998.
Warning: These citations may not always be 100% accurate.