APA (7th ed.) Citation

Friedman, N. (2019). British submarines in two world wars. Seaforth Publishing.

Chicago Style (17th ed.) Citation

Friedman, Norman. British Submarines in Two World Wars. Barnsley, South Yorkshire: Seaforth Publishing, 2019.

MLA (9th ed.) Citation

Friedman, Norman. British Submarines in Two World Wars. Seaforth Publishing, 2019.

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