bent my valves in hyundai tiburon how do i replace them or repair any advice please

[ajcore17]

or websites? ok so my timing belt broke so we put that on and it bent my valves so how exactly do i take off the head and replace it or see which valve is broken or spring and do i have to get the whole head machined please help need to know what to do from step one and what i need for the job please.