Gaya APA
Fietz, K. (2016).
Maintenance practice (EASA module 07 A for B1 & B2 certification) .
Colorado:
Aircraft Technical Book Company.
Gaya MLA
Fietz, Ken.
"Maintenance practice (EASA module 07 A for B1 & B2 certification)".
Colorado:
Aircraft Technical Book Company,
2016.
Text.