Buck, S. J. (1998). Global commons: An introduction. Washington, D.C: Island Press.
Dyfyniad Arddull ChicagoBuck, Susan J. Global Commons: An Introduction. Washington, D.C: Island Press, 1998.
Dyfyniad MLABuck, Susan J. Global Commons: An Introduction. Washington, D.C: Island Press, 1998.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.