United nations industrial development organization Vienna. (1973). The petrochemical industry. New York: United Nation.
Style de citation ChicagoUnited nations industrial development organization Vienna. The Petrochemical Industry. New York: United Nation, 1973.
Style de citation MLAUnited nations industrial development organization Vienna. The Petrochemical Industry. New York: United Nation, 1973.
Attention : ces citations peuvent ne pas être correctes à 100%.