Editorial Santillana
https://drive.google.com/file/d/1p4INBt2jxgZ21_R8E3C-wuljmHr5sVfU/view?usp=sharing
García, Apolinar E..
Editorial Alfaomega
https://drive.google.com/file/d/1vuC28SItriKVGErOPOiH-9LXmBpBrpJu/view?usp=sharing
https://drive.google.com/file/d/1Es1TNUL_z1ZFxBOsmL-ablZvmLU6eChP/view?usp=sharing