APA (7th ed.) Citation

Zaccaï, E. (1999). Sustainable development: Characteristics and interpretations. Geographica Helvetica, 54(2), 73-80. https://doi.org/10.5194/gh-54-73-1999

Chicago Style (17th ed.) Citation

Zaccaï, E. "Sustainable Development: Characteristics and Interpretations." Geographica Helvetica 54, no. 2 (1999): 73-80. https://doi.org/10.5194/gh-54-73-1999.

MLA (9th ed.) Citation

Zaccaï, E. "Sustainable Development: Characteristics and Interpretations." Geographica Helvetica, vol. 54, no. 2, 1999, pp. 73-80, https://doi.org/10.5194/gh-54-73-1999.