APA (7e ed.) Bronvermelding
Graves, N. J. (1987). Land, water, and mineral resources in science education. Published for the ICSU Press by Pergamon Press.
Chicago (17e ed.) Bronvermelding
Graves, Norman John. Land, Water, and Mineral Resources in Science Education. Oxford ; New York: Published for the ICSU Press by Pergamon Press, 1987.
MLA (9e ed.) Bronvermelding
Graves, Norman John. Land, Water, and Mineral Resources in Science Education. Published for the ICSU Press by Pergamon Press, 1987.
Let op: Deze citaties zijn niet altijd 100% accuraat.