Não informado. (1946). Aviation maintenance and operations. Conover-Mast Publications.
Chicago-viite (17. p.)Não informado. Aviation Maintenance and Operations. New York: Conover-Mast Publications, 1946.
MLA-viite (8. p.)Não informado. Aviation Maintenance and Operations. Conover-Mast Publications, 1946.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.