APA (7th ed.) Citation

Gwyther, J. L., & Page, R. V. (1968). An introduction to workshop processes. Penguin Books.

Chicago Style (17th ed.) Citation

Gwyther, John Lionel, and Ronald Victor Page. An Introduction to Workshop Processes. Harmondsworth: Penguin Books, 1968.

MLA (9th ed.) Citation

Gwyther, John Lionel, and Ronald Victor Page. An Introduction to Workshop Processes. Penguin Books, 1968.