Gaya APA
Singh, R, P. et al (2019).
Water Conservation, Recycling and Reuse: Issues and Challenges (1st ed.).
Singapore:
Springer.
Gaya MLA
Singh, Rajeev, Pratap.. et al.
"Water Conservation, Recycling and Reuse: Issues and Challenges".
1st ed.
Singapore:
Springer,
2019.
E Book.