Gaya APA

Schleicher, N. et al (2010). Part II Air Pollution: Seasonal Trend Of Water - Soluble Ions At One TSP and Five PM 2,5 Sampling Sites in Beijing, China . Spanyol: Springer.

Gaya MLA

Schleicher, Nina. et al. "Part II Air Pollution: Seasonal Trend Of Water - Soluble Ions At One TSP and Five PM 2,5 Sampling Sites in Beijing, China". Spanyol: Springer, 2010. Text.