Professional Book Publishers. (2019). The Energy Conservation Act, 2001 (52 of 2001). Professional Book Publishers.
Chicago-referens (17:e uppl.)Professional Book Publishers. The Energy Conservation Act, 2001 (52 of 2001). New Delhi: Professional Book Publishers, 2019.
MLA-referens (9:e uppl.)Professional Book Publishers. The Energy Conservation Act, 2001 (52 of 2001). Professional Book Publishers, 2019.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.