Chaudhary, V. (2000). Environmental protection. Pointer Publishers.
Chicago-stil citatChaudhary, Vimlesh. Environmental Protection. Jaipur: Pointer Publishers, 2000.
MLA-referensChaudhary, Vimlesh. Environmental Protection. Pointer Publishers, 2000.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.