The aim of this book is to expose students to concept of Indexing and Abstracting as well as the process and techniques of indexing and abstracting documents. It is structured into five modules of 21 Units. Module 1 is entitled meaning of Indexing and Abstracting, the nature and goals of indexing and Abstracting as well as Indexing and Abstracting Services. Module 2 which is entitled “Types of indexes, Indexing Techniques and Language. Module 3 is “Indexing Models, Indexing a Document and Evaluation.