Barry Siskind. (2001). Bumblebees can't fly: A practical guide to making everything work. Toronto, Canada: Stoddart.
Dyfyniad Arddull ChicagoBarry Siskind. Bumblebees Can't Fly: A Practical Guide to Making Everything Work. Toronto, Canada: Stoddart, 2001.
Dyfyniad MLABarry Siskind. Bumblebees Can't Fly: A Practical Guide to Making Everything Work. Toronto, Canada: Stoddart, 2001.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.