APA-viite (7. p.)

Balla Jiř̕, Mach Richard, & University of Defence. Main Resistances To Motion In Gatling Weapons.

Chicago-viite (17. p.)

Balla Jiř̕, Mach Richard, ja University of Defence. Main Resistances To Motion In Gatling Weapons.

MLA-viite (9. p.)

Balla Jiř̕, et al. Main Resistances To Motion In Gatling Weapons.