APA Edition Citation

Epstein, R. L. (1979). Degrees of unsolvability: Structure and theory.

Chicago Edition Citation

Epstein, Richard L. Degrees of Unsolvability: Structure and Theory. Springer-Verlag, Berlin, 1979.

MLA Edition Citation

Epstein, Richard L. Degrees of Unsolvability: Structure and Theory. 1979.

Warning: These citations may not always be 100% accurate.