Greenwood, N. H., & Edwards, J. M. B. (1973). Human environments and natural systems: A conflict of dominion. Duxbury.
Citazione stile Chigago Style (17a edizione)Greenwood, Ned H., e J. M. B. Edwards. Human Environments and Natural Systems: A Conflict of Dominion. North Scituate, Mass: Duxbury, 1973.
Citatione MLA (9a ed.)Greenwood, Ned H., e J. M. B. Edwards. Human Environments and Natural Systems: A Conflict of Dominion. Duxbury, 1973.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.