LEDGARD HENRY. (1982). ELEMENTRY BASIC BY SOLVING THE MYSTERIES OF SHERLOCK HOMES. COLLINS.
Dyfyniad Arddull ChicagoLEDGARD HENRY. ELEMENTRY BASIC BY SOLVING THE MYSTERIES OF SHERLOCK HOMES. GREAT BRITAIN: COLLINS, 1982.
Dyfyniad MLALEDGARD HENRY. ELEMENTRY BASIC BY SOLVING THE MYSTERIES OF SHERLOCK HOMES. COLLINS, 1982.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.