APA (7th ed.) Citation

Jack Gassmann, Jürg Gassmann, & Dominique Le Coultre. (2017). Fighting with the Longsword: Modern-day HEMA Practices. Bern Open Publishing.

Chicago Style (17th ed.) Citation

Jack Gassmann, Jürg Gassmann, and Dominique Le Coultre. Fighting with the Longsword: Modern-day HEMA Practices. Bern Open Publishing, 2017.

MLA (9th ed.) Citation

Jack Gassmann, et al. Fighting with the Longsword: Modern-day HEMA Practices. Bern Open Publishing, 2017.

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