Karan, P. P. (1990). Bhutan: Environment, culture and development strategy.
Style de citation ChicagoKaran, P P. Bhutan: Environment, Culture and Development Strategy. New Delhi, Intellectual Publishing house, 1990.
Style de citation MLAKaran, P P. Bhutan: Environment, Culture and Development Strategy. 1990.
Attention : ces citations peuvent ne pas être correctes à 100%.