main riff:

GE EE EE E (022100@1)GE EE EE E (022100@1)GE AE GE EE EE E (022100@1)
repeat 4 times...then comes the singin, here plays only bass

then after screaming: "Let There Be Rock" goes backing riff:

AA 
AA
AA
AA

x3

BB
BB
BB
BB
AA
AA
AA
AA
AA AA AA A (x02220@1)second verse its all the same like the first (above):

third verse is like this: 

intro
GE EE EE E (022100@1)GE EE EE E (022100@1)GE AE GE EE EE E (022100@1)x4

then goes guitar riff while singing:

GE AE GE EE EE Ex (022100@1)4

after screaming: "Let There Be Rock" goes backing like this:

AA 
AA
AA
AA

x3

then just play B to the end of the song