APA aipamena

Maddock, S. (1949). Keep your fingers crossed. Collins.

Chicago Style aipamena

Maddock, Stephen. Keep Your Fingers Crossed. London: Collins, 1949.

MLA aipamena

Maddock, Stephen. Keep Your Fingers Crossed. Collins, 1949.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.