Potter, P. (2008). “I Am but Mad North-northwest: When the Wind is Southerly I Know a Hawk from a Handsaw”. Centers for Disease Control and Prevention.
Dyfyniad Arddull ChicagoPotter, Polyxeni. “I Am but Mad North-northwest: When the Wind Is Southerly I Know a Hawk From a Handsaw”. Centers for Disease Control and Prevention, 2008.
Dyfyniad MLAPotter, Polyxeni. “I Am but Mad North-northwest: When the Wind Is Southerly I Know a Hawk From a Handsaw”. Centers for Disease Control and Prevention, 2008.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.