Mössbauer spectroscopy, Photoelectron spectroscopy, and X-ray, Electron, and Neutron diffraction.
Based on your search for you are likely looking for the popular textbook "Introductory Spectroscopy" by Dr. Harpreet Kaur (often published by Pragati Prakashan).
Could you clarify if you are looking for a (e.g., NMR or IR) or if you need this for a particular exam (like CSIR-NET) so I can provide more targeted study resources? H Kaur Spectroscopy PDF Download - Scribd