What is the scope and what are the limits of research in industrial relations? How to develop an appropriate methodological choice according to the peculiarities of a research subject in in working relationships? What are the mechanisms convened to identify the studied reality in human resources management? From the top of his professional background and expertise, the author guides us here through the meanders of research in industrial relations and business administration. Indeed, graduate students should find in this book the material needed, to prepare them for the labyrinth of research (from collection to data analysis), teachers and professors will find here a renewed and adapted tool (according to the use that will be made), to familiarize their students with the essential concepts to allow them to develop their own methodological considerations. Also, general public and professionals wishing to improve their personal approach in writing and / or analyzing scientific reports will find real opportunities for personal development; because reading is largely facilitated by a synthetic style, not hesitating to give life to the words with the help of numerous illustrations. In short, in this book, students, researchers, teachers, officials, managers, academic, general public, professional and the curious will appreciate the clear presentation of the fundamentals of research, as well as the way in which the usefulness of concepts in general is established.