Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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