Ash, C. J., & Knight, J. (2000). Computable structures and the hyperarithmetical hierarchy. Elsevier.
Chicago Style (17th ed.) CitationAsh, C. J., and Julia Knight. Computable Structures and the Hyperarithmetical Hierarchy. Amsterdam ; New York: Elsevier, 2000.
MLA (9th ed.) CitationAsh, C. J., and Julia Knight. Computable Structures and the Hyperarithmetical Hierarchy. Elsevier, 2000.