Citazione Stile APA (7a Edizione)

LEDGARD HENRY. (1982). ELEMENTRY BASIC BY SOLVING THE MYSTERIES OF SHERLOCK HOMES. COLLINS.

Citazione stile Chigago Style (17a edizione)

LEDGARD HENRY. ELEMENTRY BASIC BY SOLVING THE MYSTERIES OF SHERLOCK HOMES. GREAT BRITAIN: COLLINS, 1982.

Citatione MLA (9a ed.)

LEDGARD HENRY. ELEMENTRY BASIC BY SOLVING THE MYSTERIES OF SHERLOCK HOMES. COLLINS, 1982.