Nicholas, M. (1982). The world's greatest cranks & crackpots. Octopus.
Dyfyniad Arddull ChicagoNicholas, Margaret. The World's Greatest Cranks & Crackpots. London: Octopus, 1982.
Dyfyniad MLANicholas, Margaret. The World's Greatest Cranks & Crackpots. Octopus, 1982.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.