APA (7th ed.) Citation

Tremain, R. (1991). SADLER'S BIRTHDAY. Penguin Books.

Chicago Style (17th ed.) Citation

Tremain, Rose. SADLER'S BIRTHDAY. USA: Penguin Books, 1991.

MLA (9th ed.) Citation

Tremain, Rose. SADLER'S BIRTHDAY. Penguin Books, 1991.

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