International Conference on Environmental Future Jyv askyl a & Polunin, N. (1972). The environmental future : proceedings of the first International Conference on Environmental Future, held in Finland from 27 June to 3 July 1971 / edited by Nicholas Polunin: Proceedings of the first International Conference on Environmental Future, held in Finland from 27 June to 3 July 1971. Macmillan.
Chicago Style (17th ed.) CitationInternational Conference on Environmental Future Jyv askyl a and Nicholas Polunin. The Environmental Future : Proceedings of the First International Conference on Environmental Future, Held in Finland from 27 June to 3 July 1971 / Edited by Nicholas Polunin: Proceedings of the First International Conference on Environmental Future, Held in Finland from 27 June to 3 July 1971. London: Macmillan, 1972.
MLA (9th ed.) CitationInternational Conference on Environmental Future Jyv askyl a and Nicholas Polunin. The Environmental Future : Proceedings of the First International Conference on Environmental Future, Held in Finland from 27 June to 3 July 1971 / Edited by Nicholas Polunin: Proceedings of the First International Conference on Environmental Future, Held in Finland from 27 June to 3 July 1971. Macmillan, 1972.