(2020). 航空知识．2020,no.1-5.
Chicago Style (17th ed.) Citation航空知识．2020,no.1-5. 2020.
MLA (8th ed.) Citation航空知识．2020,no.1-5. 2020.
Warning: These citations may not always be 100% accurate.
APA (7th ed.) Citation
(2020). 航空知识．2020,no.1-5.
Chicago Style (17th ed.) Citation航空知识．2020,no.1-5. 2020.
MLA (8th ed.) Citation航空知识．2020,no.1-5. 2020.