This bright and amusing book is designed to help you express yourself more clearly in a language which is not always easy. It points out the common mistakes in written English, show how they can be avoided and explains which punctuation marks to use and where to use them. The book is packed with quizzes, test, games and tips which are both helpful and entertaining.Nota: contiene imágenes en color. Impreso en papel esmaltado. Nota: contiene imágenes en color. Impreso en papel esmaltado.