APA (7th ed.) Citation

Curwen, H., & Brough, J. (1948). Printing. Penguin Books.

Chicago Style (17th ed.) Citation

Curwen, Harold, and Jack Brough. Printing. Harmondsworth, Middlesex: Penguin Books, 1948.

MLA (9th ed.) Citation

Curwen, Harold, and Jack Brough. Printing. Penguin Books, 1948.

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