APA Citation

Gregory, E. Welding Symbols On Drawings. CRC Press Boca Raton.

Chicago Style Citation

Gregory, E.N. Welding Symbols On Drawings. CRC Press Boca Raton.

MLA Citation

Gregory, E.N. Welding Symbols On Drawings. CRC Press Boca Raton.

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