Those who are interested in scientific realism are recommended to read the first part of Hacking's book . It also contains references to other texts on the subject. There is a wealth of various types of books on creativity. Michalko  provides a useful starting point that is more practical than academic.
1. Mischke, C.R. (1980) Mathematical Model Building: An Introduction to Engineering, Iowa State University Press, Ames (IA).
2. Leedy, P.D. and Ormrod, J.E. (2005) Practical Research: Planning and Design, 8th edn, Pearson Prentice Hall, Upper Saddle River (NJ).
3. Phillips, E.M. and Pugh, D.S. (1994) How to Get A PhD: A Handbook For Students and Their Supervisors, 2nd edn, Open University Press, Buckingham. ...