APA (7th ed.) Citation

Ryan, D. L. (1990). Technical sketching and computer illustration. Prentice-Hall.

Chicago Style (17th ed.) Citation

Ryan, Daniel L. Technical Sketching and Computer Illustration. Prentice-Hall, 1990.

MLA (9th ed.) Citation

Ryan, Daniel L. Technical Sketching and Computer Illustration. Prentice-Hall, 1990.

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