"I do not think Guardiola is the best coach in the world. He just coached the best team with the best players," said the Belarusian. "The best coaches in the world are Mourinho, Ferguson and Wenger. I learned more from Arsene Wenger than Guardiola."
Ex-Arsenal star Hleb: Guardiola not in same class as Wenger, Man Utd boss Ferguson
Former Arsenal and Barcelona midfielder Alex Hleb has slammed Pep Guardiola.