(2020). 集邮博览．2020,no. 9-12.
Chicago Style (17th ed.) Citation集邮博览．2020,no. 9-12. 2020.
MLA (8th ed.) Citation集邮博览．2020,no. 9-12. 2020.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.
APA (7th ed.) Citation
(2020). 集邮博览．2020,no. 9-12.
Chicago Style (17th ed.) Citation集邮博览．2020,no. 9-12. 2020.
MLA (8th ed.) Citation集邮博览．2020,no. 9-12. 2020.