APA (7th ed.) Citation

Crutzen, P. J. (1997). The stratospheric ozone hole: A man-caused chemical instability. CERN.

Chicago Style (17th ed.) Citation

Crutzen, P J. The Stratospheric Ozone Hole: A Man-caused Chemical Instability. CERN, 1997.

MLA (9th ed.) Citation

Crutzen, P J. The Stratospheric Ozone Hole: A Man-caused Chemical Instability. CERN, 1997.

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