BAB 1. Pertumbuhan dan perkembangan kls XII
https://drive.google.com/file/d/12tsjcajdpvOvLYcd_SUgyiTGrK01YcQ-/view?usp=sharing https://drive.google.com/file/d/1Y-XpiuYIQRUk92jFM8s4z8S_K-MCgAUT/view?usp=sharing https://drive.google.com/file/d/1mbOYe0BlPlhLAbk2t9BGE95gquzzYjC1/view?usp=sharing