APA

Sharma S., Sharma S. & Mittal. (2020). A review article on heavy loads of heavy metals in phosphate fertilizers. Bathinda: Central university of punjab.

Chicago

Sharma Shabnam, Sharma Shabnam and Mittal. 2020. A review article on heavy loads of heavy metals in phosphate fertilizers. Bathinda: Central university of punjab.

Harvard

Sharma S., Sharma S. and Mittal. (2020). A review article on heavy loads of heavy metals in phosphate fertilizers. Bathinda: Central university of punjab.

MLA

Sharma Shabnam, Sharma Shabnam and Mittal. A review article on heavy loads of heavy metals in phosphate fertilizers. Bathinda: Central university of punjab. 2020.