Nagar, S. L. (1993). Protection conservation and preservation of Indian: Monuments. Aryan Books International.
Citazione stile Chigago Style (17a edizione)Nagar, Shanti Lal. Protection Conservation and Preservation of Indian: Monuments. New Delhi: Aryan Books International, 1993.
Citatione MLA (9a ed.)Nagar, Shanti Lal. Protection Conservation and Preservation of Indian: Monuments. Aryan Books International, 1993.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.