APA (7th ed.) Citation

Milne, R., & Strachey, C. A theory of programming language semantics. Chapman and Hall.

Chicago Style (17th ed.) Citation

Milne, Robert, and Christopher Strachey. A Theory of Programming Language Semantics. London: Chapman and Hall.

MLA (9th ed.) Citation

Milne, Robert, and Christopher Strachey. A Theory of Programming Language Semantics. Chapman and Hall.

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