Webster´s Student Dictionary of the English Language

Longman Idioms Dictionary

Oxford Advanced Learner´s Dictionary, 9th ed.

Longman Picture Dictionary

Longman Elementary Dictionary

Longman Pronunciation Dictionary. New Edition

Longman Advanced Learners´ Grammar + Key

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

Longman Pocket Phrasal Verbs Dictionary

Longman Dictionary of Contemporary English New Edition+ DVD-ROM

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

Longman Dictionary of English Language and Culture