APA (7th ed.) Citation

Richards, H. M. (1915). Acidity and gas interchange in cacti. Carnegie institution of Washington.

Chicago Style (17th ed.) Citation

Richards, Herbert M. Acidity and Gas Interchange in Cacti. Washington, D.C.: Carnegie institution of Washington, 1915.

MLA (9th ed.) Citation

Richards, Herbert M. Acidity and Gas Interchange in Cacti. Carnegie institution of Washington, 1915.

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