APA (7th ed.) Citation

Gradshte�in, I. S. (1963). Direct and converse theorems: The elements of symbolic logic. Pergamon Press.

Chicago Style (17th ed.) Citation

Gradshte�in, I. S. Direct and Converse Theorems: The Elements of Symbolic Logic. Oxford ; New York: Pergamon Press, 1963.

MLA (8th ed.) Citation

Gradshte�in, I. S. Direct and Converse Theorems: The Elements of Symbolic Logic. Pergamon Press, 1963.

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