The Argentine accused officials of being biased against foreign imports, after Fulham were awarded a controversial penalty on Saturday and the Blues had appeals turned down
City conceded a controversial penalty within 10 minutes against Fulham on Saturday, converted by Mladen Petric, when Pablo Zabaleta was judged to have fouled John Arne Riise – a decision which the striker branded as "wrong".
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The Premier League champions went on to win 2-1 after Aguero scored just before half-time and Edin Dzeko netted a late winner, but referee Mark Halsey denied penalty appeals from Zabaleta and Carlos Tevez over the course of the match.
Aguero told reporters: "I try not to get involved with problems involving referees. There is a little bit of privilege with players who come from that country [England] but that is normal.
"We just play our game and the referee's job is to know who is tricking him and who is not.