APA

Dwivedi O P,, . (1997). India's environmental policies programmes and stewardship. London: Macmillan Press.

Chicago

Dwivedi O P,, . 1997. India's environmental policies programmes and stewardship. London: Macmillan Press.

Harvard

Dwivedi O P,, . (1997). India's environmental policies programmes and stewardship. London: Macmillan Press.

MLA

Dwivedi O P,, . India's environmental policies programmes and stewardship. London: Macmillan Press. 1997.