APA (7th ed.) Citation

Waugh, E. (1963). Helena. Penguin Books.

Chicago Style (17th ed.) Citation

Waugh, Evelyn. Helena. Harmondsworth, Middlesex: Penguin Books, 1963.

MLA (9th ed.) Citation

Waugh, Evelyn. Helena. Penguin Books, 1963.

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