Manchester United manager Louis van Gaal believes Angel Di Maria will "fit my philosophy" as the player is unveiled after signing a British record fee of £59.7m. br br The Argentine winger signed a five-year deal at Old Trafford after moving from Real Madrid and is likely to make his debut on Saturday against Burnley in the Premier League. br br Van Gaal also reveals he expects to do more business by the end of the transfer window on Monday.