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-viite (17. p.)Chmelk̕ R, Trčka M, Zavila O, ja University of Defence. Fire-fighting Systems in Aircraft in the Service of Czechoslovakia and the Czech Republic Since 1948.
MLA-viite (9. p.)Chmelk̕ R, et al. Fire-fighting Systems in Aircraft in the Service of Czechoslovakia and the Czech Republic Since 1948.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.