APA (7th ed.) Citation

Hubbard, E. (1986). Clwyd: Denbighshire and Flintshire (1. publ.). Penguin Books.

Chicago Style (17th ed.) Citation

Hubbard, Edward. Clwyd: Denbighshire and Flintshire. 1. publ. Harmondsworth: Penguin Books, 1986.

MLA (9th ed.) Citation

Hubbard, Edward. Clwyd: Denbighshire and Flintshire. 1. publ. Penguin Books, 1986.

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