"Research Methodology: A Step-by-Step Guide for Beginners" by Ranjit Kumar is a textbook published by Sage in paperback format. This book is designed specifically for beginner-level students and covers the subject of research and methodology in a clear and comprehensive manner. It serves as a valuable resource for those looking to learn and understand the various research methods and techniques in a step-by-step format. With the author's expertise and guidance, readers can navigate through the complexities of research and methodology with ease.