Webster´s Comprehensive Dictionary of the English Language Gilded

Longman Dictionary of Common Errors

Longman Idioms Dictionary

Longman Elementary Dictionary

Longman Dictionary of Contemporary English New Edition+ DVD-ROM

Oxford Advanced Learner´s Dictionary, 9th ed.

Longman Picture Dictionary

Oxford Collocations Dictionary for Students of English. Second edition. Pack (Book and CD-ROM)

Longman WordWise Dictionary + CD-ROM, 2e

Oxford Large Print Thesaurus

Cambridge Advanced Learner´s Dictionary Third Edition With CD-ROM