APA

Organisation for Economic Co-operation and Development (París). Development Centre, . (1981). Transfrontier pollution and the role of states. París: OCDE.

Chicago

Organisation for Economic Co-operation and Development (París). Development Centre, . 1981. Transfrontier pollution and the role of states. París: OCDE.

Harvard

Organisation for Economic Co-operation and Development (París). Development Centre, . (1981). Transfrontier pollution and the role of states. París: OCDE.

MLA

Organisation for Economic Co-operation and Development (París). Development Centre, . Transfrontier pollution and the role of states. París: OCDE. 1981.