Gaya APA
T-Book : Private Pilot - Airplane / Written Test. (1986).
Illinois:
U. S. Standard Corporation.
Gaya Chicago
T-Book : Private Pilot - Airplane / Written Test.
.
Illinois:
U. S. Standard Corporation,
1986.
Text.
Gaya MLA
T-Book : Private Pilot - Airplane / Written Test.
.
Illinois:
U. S. Standard Corporation,
1986.
Text.
Gaya Turabian
T-Book : Private Pilot - Airplane / Written Test.
Illinois:
U. S. Standard Corporation,
1986.
Print.