Realism.

Political realism, Freud, and human nature in international relations : the resurrection of the realist man by: Palgrave Connect (Online service); Schuett, Robert.; Freud, Sigmund (1856-1939.) (Electronic resources)

Scientific realism and international relations by: Joseph, Jonathan (1970-); Palgrave Connect (Online service); Wight, Colin (1954-) (Electronic resources)

Neoclassical realism and defence reform in post-cold war Europe by: Dyson, Tom. (Electronic resources)

A critical introduction to scientific realism by: Dicken, Paul (1980-) (Language materials, printed)