APA (7th ed.) Citation

Fremantle, A. (1971). Three-cornered heart. Collins.

Chicago Style (17th ed.) Citation

Fremantle, Anne. Three-cornered Heart. London: Collins, 1971.

MLA (8th ed.) Citation

Fremantle, Anne. Three-cornered Heart. Collins, 1971.

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