APA aipamena

Chmelk̕ R, Trčka M, Zavila O, & University of Defence. Fire-fighting Systems in Aircraft in the Service of Czechoslovakia and the Czech Republic since 1948.

Chicago Style aipamena

Chmelk̕ R, Trčka M, Zavila O, and University of Defence. Fire-fighting Systems in Aircraft in the Service of Czechoslovakia and the Czech Republic Since 1948.

MLA aipamena

Chmelk̕ R, et al. Fire-fighting Systems in Aircraft in the Service of Czechoslovakia and the Czech Republic Since 1948.