2. Introduction of Molecular Spectroscopy; G.M. Barrow

3. Fundamental of Molecular Spectroscopy; C.N. Banwell

4. The Infrared Spectra of Complex Molecule; L.J. Bellamy Vol1 

4. The Infrared Spectra of Complex Molecule; L.J. Bellamy Vol2 

5. Ultraviolet and Visible Spectroscopy; C. N. R.  Rao 

7. Spectra of Diatomic Molecule; Hertzberg (Hole Book, Large) 

7. Spectra of Diatomic Molecule; Hertzberg Part-A 

7. Spectra of Diatomic Molecule; Hertzberg Part-B 

8. Spectroscopic Methods in Organic Chemistry by Ian Fleming · Dudley Williams

9. Spectroscopic identification of Organic Compounds, 7e by Silverstein

9. Spectroscopic identification of Organic Compounds, 8e by Silverstein

9. Solutions Manual for Spectrometric Identification of Organic Compounds

Ref 01 Introduction to Spectroscopy by Pavia, Lampman, Kriz, 3e (2001) 

Ref 01 Introduction to Spectroscopy by Pavia, Lampman, Kriz, Vyvyan 4e (2009) 

Ref 01 Introduction to Spectroscopy by Pavia, Lampman, Kriz, Vyvyan 5e (2015) 

NU Exam Question Papers on 312811