Gaya APA
Kershner, W, K. (1979).
The student pilot's flight manual ; including night flying flying and emergency flying by reference to instruments .
Lowa:
Lowa State University Press.
Gaya MLA
Kershner, William, K..
"The student pilot's flight manual ; including night flying flying and emergency flying by reference to instruments".
Lowa:
Lowa State University Press,
1979.
Text.