Hi Amit.,

The below two books are the most important books in SEM using AMOS

Byrne, B. M. (2009) Structural Equation Modeling With Amos: Basic Concepts,

Applications, and Programming. Taylor & Francis Group.

Hair, J., Black, W., Babin, B., and Anderson, R. (2010). Multivariate data analysis (7th ed.): Prentice-Hall, Inc. Upper Saddle River, NJ, USA.

This book is also about multivariate statistics:

Tabachnick, B. G. & Fidell, L. S. (2007) Using Multivariate Statistics (980) Pearson.

Good luck !!