APA (7th ed.) Citation

Ryder, J. (1979). The case for legibility / (by) John Ryder. Bodley Head.

Chicago Style (17th ed.) Citation

Ryder, John. The Case for Legibility / (by) John Ryder. London (etc.): Bodley Head, 1979.

MLA (9th ed.) Citation

Ryder, John. The Case for Legibility / (by) John Ryder. Bodley Head, 1979.

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