APA (7th ed.) Citation

Allingham, M. (1939). Police at the funeral. Penguin Books.

Chicago Style (17th ed.) Citation

Allingham, Margery. Police at the Funeral. England: Penguin Books, 1939.

MLA (9th ed.) Citation

Allingham, Margery. Police at the Funeral. Penguin Books, 1939.

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