Ginsburg, S. (1980). Formal language theory. Perspectives and open problems. Academic Press.
Chicago Style (17th ed.) CitationGinsburg, Seymour. Formal Language Theory. Perspectives and Open Problems. New York: Academic Press, 1980.
MLA (9th ed.) CitationGinsburg, Seymour. Formal Language Theory. Perspectives and Open Problems. Academic Press, 1980.
Warning: These citations may not always be 100% accurate.