Iqbal Khan, Z. et al. 2013. Assessment of Metals and Metalloids Accumulation in Wastewater Irrigated Soil and Uptake by Pumpkin (Cucurbita maxima) at Sargodha, Pakistan. Asian Journal of Chemistry. 25, 17 (Nov. 2013), 9712–9716. DOI:https://doi.org/10.14233/ajchem.2013.15194.