APA (7th ed.) Citation

Cleary, J. (1970). Helga's web. Collins.

Chicago Style (17th ed.) Citation

Cleary, Jon. Helga's Web. London: Collins, 1970.

MLA (9th ed.) Citation

Cleary, Jon. Helga's Web. Collins, 1970.

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