This publication titled, "Encyclopaedia of Research Methodology in Arts, Science & Humanities ", provides readers with an introductory overview of research methodology with focus on select major subject areas of arts, science and humanities. Attempts have been made towards understanding the research methodology in arts. The publication focuses on research methodology in earth sciences and atmospheric sciences; bio sciences and life science; environmental science; and computer science. The research methodology in social sciences, particularly in political science; economics; and sociology are described in detail with special reflections on research methodology in humanities. The research methodology in management is also discussed. An annolated bibliography and detailed index are given so as to facilitate further research. The book is user-friendly.