APA (7th ed.) Citation

Mayne, W. (1958). The world upside down / by William Mayne. Oxford University Press.

Chicago Style (17th ed.) Citation

Mayne, William. The World Upside Down / by William Mayne. Oxford University Press, 1958.

MLA (9th ed.) Citation

Mayne, William. The World Upside Down / by William Mayne. Oxford University Press, 1958.

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