Graves, N. J. (1987). Land, water, and mineral resources in science education. Published for the ICSU Press by Pergamon Press.
Copiat
No s'ha pogut copiar
Cita Chicago (17th ed.)
Graves, Norman John. Land, Water, and Mineral Resources in Science Education. Oxford ; New York: Published for the ICSU Press by Pergamon Press, 1987.
Copiat
No s'ha pogut copiar
Cita MLA (9th ed.)
Graves, Norman John. Land, Water, and Mineral Resources in Science Education. Published for the ICSU Press by Pergamon Press, 1987.
Copiat
No s'ha pogut copiar
Atenció: Aquestes cites poden no estar 100% correctes.