Collins : English dictionary & thesaurus. - [Place of publication not identified] : HarperCollins Publishers, c2016. - xii, 313 pages ; 20 cm. ISBN: 9780007955596 Subjects--Topical Terms: ENGLISH LANGUAGE.ENGLISH LANGUAGE--SYNONYMS AND ANTONYMS. LETTER WRITING. LC Class. No.: PE 1628 .C65 2016