Dyfyniad APA
Orr, D. W. (2002). The nature of design: Ecology, culture, and human intention. Oxford University Press.
Dyfyniad Arddull Chicago
Orr, David W. The Nature of Design: Ecology, Culture, and Human Intention. Oxford ; New York: Oxford University Press, 2002.
Dyfyniad MLA
Orr, David W. The Nature of Design: Ecology, Culture, and Human Intention. Oxford University Press, 2002.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.