35 Questionnaires a Choix Multiple et 25 Tests pour se preparer aux niveaux C1-C2. Cet ouvrage s'adresse a un public souhaitant se preparer a une epreuve de niv

Proteins are indispensable players in virtually all biological events. The functions of proteins are coordinated through intricate regulatory networks of transi

MyGrammarLab is a unique blend of book, online and mobile resources that ensures you have all the information and practice you need to master English grammar.

The originality of this volume is to reveal to the reader the fascination of some unfamiliar sensory organs that are sometimes ignored and often misunderstood.

Young people around the world are increasingly able to access English language media online for leisure purposes and interact with other users of English. This