APA (7th ed.) Citation

Glyn, E. One Day A sequel to 'Three Weeks'.

Chicago Style (17th ed.) Citation

Glyn, Elinor. One Day A Sequel to 'Three Weeks'.

MLA (9th ed.) Citation

Glyn, Elinor. One Day A Sequel to 'Three Weeks'.

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