Schoolgirl writing formula at blackboard

- Image ID: CWYJA3
Schoolgirl writing formula at blackboard Stock Photo
Enlarge
https://www.alamy.com/licenses-and-pricing/?v=1 https://www.alamy.com/stock-photo-schoolgirl-writing-formula-at-blackboard-50394235.html
Schoolgirl writing formula at blackboard
F1online digitale Bildagentur GmbH / Alamy Stock Photo
Image ID: CWYJA3