So I'm changing it up

So I've decided to change it up in the gym. When I first started working out, I had bought these workout books, which for a beginner, were heaven. I did not know where to begin and these books were my guide to figuring it out. I had a routine going and I think, this will help me change it up, which will be nice. But of course I'll be adding my own twist to things

Today's workout: 

Cable row: 4 sets 20 reps 45 lbs

Lat pull down: 4 sets 20 reps 45 lbs

Barbell chest pres: 4 sets 15 reps 30 lbs

Skull crushers: 4 sets 12 reps 30 lb barbell

Bentover row: 4 sets 20 reps 30 lb barbell

Barbell curls: 4 sets 25 reps 20 lbs

Dumbbell side raises: 4 sets 12 reps 12.5 lbs

Dumbbell shoulder press: 4 sets 15 reps 12.5 lbs

Cardio: 20 mins treadmill with running and power walking