MLA

Singh, Ashok K, et al. Ash From Coal and Biomass Combustion. Springer International Publishing, 2020.

APA

Singh, A. K, Esterle, J., Hazra, B., Masto, R. Ebhin, & Singh, P. K. (2020). Ash from coal and biomass combustion. Springer International Publishing.

Chicago

Singh, Ashok K., Joan Esterle, Bodhisatwa Hazra, Reginald Ebhin Masto, and Pradeep K Singh. Ash From Coal and Biomass Combustion. : Springer International Publishing, 2020.