APA (7th ed.) Citation

Gulia, S., Goyal, N., Mendiratta, S., Biswas, T., Goyal, S. K., & Kumar, R. COVID 19 Lockdown — Air Quality Reflections in Indian Cities. Springer.

Chicago Style (17th ed.) Citation

Gulia, Sunil, Nitin Goyal, Saurabh Mendiratta, Tridipa Biswas, S. K. Goyal, and Rakesh Kumar. COVID 19 Lockdown — Air Quality Reflections in Indian Cities. Springer.

MLA (9th ed.) Citation

Gulia, Sunil, et al. COVID 19 Lockdown — Air Quality Reflections in Indian Cities. Springer.

Warning: These citations may not always be 100% accurate.