APA (7th ed.) Citation

Jackson, H. (1939). The Eighteen Nineties. Penguin.

Chicago Style (17th ed.) Citation

Jackson, Holbrook. The Eighteen Nineties. London: Penguin, 1939.

MLA (9th ed.) Citation

Jackson, Holbrook. The Eighteen Nineties. Penguin, 1939.

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