References
- Borgstrom, G., 1968: Principles of Food Science, II, 473 pp. — The Macmillan Co., New York.
- Bryson, R. A. & Ross, J. E., 1972: On the nature of environmental concern. — Univ. Wisconsin Inst. for Environm. Studies Working Paper 3: 1–24.
- Dunant, J. H., 1862: Un Souvenir de Solférino. (Engl, translation: A Memory of Solferino. 1947. 64 pp. Cassell and Company Ltd., London/Toronto/Melbourne/Sydney.)
- Livingstone, D. A., 1963: Chemical composition of rivers and lakes. — Chapter G in: Data of Geochemistry (M. Fleischer, ed.), U. S. Geol. Surv. Prof. Paper 440-G: 1–64.
- Luther, H. & Rzóska, J. (compilers), 1971: Project Aqua: a source book of inland waters proposed for conservation. Internat. Biol. Program Handbook 21: 239 pp. Blackwell Sci. Publ., Oxford.
- Margalef, R., 1974: Ecological theory and prediction in the study of the interaction between man and the rest of the biosphere. — In Ökologie und Lebenschutz in internationaler Sicht, 307–363, ed. by Harald Sioli. Verlag Rombach, Freiburg.
- Statistical Yearbook of the United Nations, 1974: E/F. 75. XVII. 1. — United Nations Publications, New York.
- Vallentyne, J. R., 1972: Freshwater Supplies and Pollution: Effects of the demophoric explosion on water and man. — In: The Environmental Future, 181–211, ed. by Nicholas Polunin. The Macmillan Press, London.
- Vallentyne, J. R. & Tracy, H. L., 1972: A new term introduced at First Conference on Environmental Future. — Biol. Conservation 4 (5): 371–372. (Reprinted in 1973 in Bull. Atomic Scientists 29 (5): 24.)
- Wells, H. G., 1928: The Open Conspiracy. — 156 pp. Victor Gollancz Ltd., London.