APA (7th ed.) Citation

Pearson, Y. (2022). How do we classify materials? Pebble.

Chicago Style (17th ed.) Citation

Pearson, Yvonne. How Do We Classify Materials? Minnesota: Pebble, 2022.

MLA (9th ed.) Citation

Pearson, Yvonne. How Do We Classify Materials? Pebble, 2022.

Warning: These citations may not always be 100% accurate.