Plak bilong Ostrelia i mak olsem ofisel plak bilong kantri.


Plak bilong Ostrelia
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Use Nesenel plak na state ensign National flag and state ensign Normal or de jure version of flag, or obverse side
Resio 1:2
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Variant plak bilong Ostrelia
Name Australian Red Ensign
Use Civil ensign Civil ensign Normal or de jure version of flag, or obverse side
Resio 1:2