APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (8th ed.) Citation

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

Warning: These citations may not always be 100% accurate.