Moll, R. N., Arbib, M. A., Kfoury, A. J., & Pustejovsky, J. (1988). An introduction to formal language theory. Springer.
Chicago Style (17th ed.) CitationMoll, Robert N., Michael A. Arbib, A. J. Kfoury, and J. Pustejovsky. An Introduction to Formal Language Theory. New York [etc.]: Springer, 1988.
MLA (9th ed.) CitationMoll, Robert N., et al. An Introduction to Formal Language Theory. Springer, 1988.
Warning: These citations may not always be 100% accurate.