APA (7th ed.) Citation

Theobald, D. W. (1968). An introduction to the philosophy of science. Methuen.

Chicago Style (17th ed.) Citation

Theobald, David W. An Introduction to the Philosophy of Science. London: Methuen, 1968.

MLA (9th ed.) Citation

Theobald, David W. An Introduction to the Philosophy of Science. Methuen, 1968.

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