APA (7th ed.) Citation

Austin, D. G. (1979). Chemical engineering drawing symbols. George Godwin.

Chicago Style (17th ed.) Citation

Austin, D. G. Chemical Engineering Drawing Symbols. Londres: George Godwin, 1979.

MLA (9th ed.) Citation

Austin, D. G. Chemical Engineering Drawing Symbols. George Godwin, 1979.

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