Dyfyniad APA
Ehrenfeld, D. (2002). Swimming lessons: Keeping afloat in the age of technology. Oxford University Press.
Dyfyniad Arddull Chicago
Ehrenfeld, David. Swimming Lessons: Keeping Afloat in the Age of Technology. London ; New York: Oxford University Press, 2002.
Dyfyniad MLA
Ehrenfeld, David. Swimming Lessons: Keeping Afloat in the Age of Technology. Oxford University Press, 2002.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.