Webster´s Student Dictionary of the English Language

Oxford Advanced Learner´s Dictionary, 9th ed.

Longman Picture Dictionary

Longman WordWise Dictionary + CD-ROM, 2e

Longman Dictionary of Common Errors

Oxford Large Print Thesaurus

Phrasal Verbs Dictionary 2nd Ed

Longman Business English Dictionary and CD Pack

Longman Advanced Learners´ Grammar + Key

Longman Basic English Dictionary

The New Penguin English Dictionary

Longman Idioms Dictionary

Longman Dictionary of Contemporary English