SpringerLink (Online service) & Radev, D. (2013). Puzzles in logic, languages and computation: The green book. Springer Berlin Heidelberg.
Chicago Style (17. basım) AtıfSpringerLink (Online service) ve Dragomir Radev. Puzzles in Logic, Languages and Computation: The Green Book. Berlin, Heidelberg: Springer Berlin Heidelberg, 2013.
MLA (8th ed.) AtıfSpringerLink (Online service) ve Dragomir Radev. Puzzles in Logic, Languages and Computation: The Green Book. Springer Berlin Heidelberg, 2013.
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