APA
Gupta S., S.P. Singh & Rishikesh Singh. (2025). Ecology, Environmental Science and Conservation. Uttar Pradesh: S. Chand Publishing.
Chicago
Gupta S.R, S.P. Singh and Rishikesh Singh. 2025. Ecology, Environmental Science and Conservation. Uttar Pradesh: S. Chand Publishing.
Harvard
Gupta S., S.P. Singh and Rishikesh Singh. (2025). Ecology, Environmental Science and Conservation. Uttar Pradesh: S. Chand Publishing.
MLA
Gupta S.R, S.P. Singh and Rishikesh Singh. Ecology, Environmental Science and Conservation. Uttar Pradesh: S. Chand Publishing. 2025.