APA

Singh Ratandeep,, . (2003). Handbook of environmental guidelines for Indian tourism. New Delhi: Kanishka Publishing,Distributors.

Chicago

Singh Ratandeep,, . 2003. Handbook of environmental guidelines for Indian tourism. New Delhi: Kanishka Publishing,Distributors.

Harvard

Singh Ratandeep,, . (2003). Handbook of environmental guidelines for Indian tourism. New Delhi: Kanishka Publishing,Distributors.

MLA

Singh Ratandeep,, . Handbook of environmental guidelines for Indian tourism. New Delhi: Kanishka Publishing,Distributors. 2003.