Schöning, U. (1986). Complexity and structure. Springer-Verlag.
Lua i Stíl Chicago (17ú heag.)Schöning, Uwe. Complexity and Structure. Berlin ; New York: Springer-Verlag, 1986.
Lua MLA (8ú heag.)Schöning, Uwe. Complexity and Structure. Springer-Verlag, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.