Graves,Norman J. (1987). Land, water, and mineral resources in science education. Published for the ICSU Press by Pergamon Press.
Trích dẫn kiểu ChicagoGraves,Norman J. Land, Water, and Mineral Resources in Science Education. Oxford ; New York: Published for the ICSU Press by Pergamon Press, 1987.
Trích dẫn MLAGraves,Norman J. Land, Water, and Mineral Resources in Science Education. Published for the ICSU Press by Pergamon Press, 1987.
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