Nijholt, A. (1980). Context-free grammars: Covers, normal forms, and parsing. Springer.
Chicago Style (17th ed.) CitationNijholt, Anton. Context-free Grammars: Covers, Normal Forms, and Parsing. Berlin [etc.]: Springer, 1980.
MLA (9th ed.) CitationNijholt, Anton. Context-free Grammars: Covers, Normal Forms, and Parsing. Springer, 1980.
Warning: These citations may not always be 100% accurate.