BAB 1. SEL kls XI

https://drive.google.com/file/d/1I-ruYhVdzR1ihsTJLYB9s4qw83T1TCkU/view?usp=sharing

https://drive.google.com/file/d/1p0dHIv_RTWRtOJx-vvE0tx9sx59cEEAa/view?usp=sharing