00494nam a2200133Ia 4500 260702b |||||||| |||| 00| 0 eng d 304.2 C748.EF Conference on "Environmental future", Finland, 27 June-3 July, 1971 23383 The environmental future ; proceedings of the first International conference / London: Macmillan, 1972 xiv, 660p. Index Polunin, Nicholas ; ed. 23384 ddc BK 0 0 0 304_200000000000000_C748_EF 0 45 ISI ISI 1998-05-22 0 304.2 C748.EF DP6436 2019-02-14 00:00:00 BK 32 32