supplementary reading in a sentence

Examples

1. I have already given you a source where you can check the figures for yourself; I've also made suggestions on supplementary reading, which should give you some understanding of life in the Soviet twilight.
2. The Thai-language book titled " Manual for Teen-agers " was first published and distributed by Siam-care, a non-governmental organization working on AIDS . It sent copies to some schools, which included it in their curriculum as supplementary reading at the teacher's discretion.