APA (7th ed.) Citation

Clements, F. E. (1921). Aeration and air-content: The role of oxygen in root activity. Carnegie Institution of Washington.

Chicago Style (17th ed.) Citation

Clements, Frederic E. Aeration and Air-content: The Role of Oxygen in Root Activity. Washington: Carnegie Institution of Washington, 1921.

MLA (9th ed.) Citation

Clements, Frederic E. Aeration and Air-content: The Role of Oxygen in Root Activity. Carnegie Institution of Washington, 1921.