Longman Study Guides are designed to help students throughout their course, right through to the exams.Written by the people who set and mark the exams - the examiners - this book will help studetns understand the essential principles of the subject, and will guide them through a comprehensive programme of study that's really effective.
This one's more of a guide to practice writing essays for assignments and exams, rather than a comprehensive textbook on the topics themselves. It's a good guide to have on the side.