APA (7th ed.) Citation

Amaral, A., Cruz, J., Cunha, R. T. d., & Rodrigues, A. (2012). Baseline Levels of Metals in Volcanic Soils of the Azores (Portugal).

Chicago Style (17th ed.) Citation

Amaral, André, José Cruz, Regina Tristão da Cunha, and Armindo Rodrigues. Baseline Levels of Metals in Volcanic Soils of the Azores (Portugal). 2012.

MLA (8th ed.) Citation

Amaral, André, et al. Baseline Levels of Metals in Volcanic Soils of the Azores (Portugal). 2012.