APA (7th ed.) Citation

Eash, N. S., & Harpstead, M. I. (2008). Soil science simplified (5th ed.). Blackwell Pub.

Chicago Style (17th ed.) Citation

Eash, Neal Samuel, and Milo I. Harpstead. Soil Science Simplified. 5th ed. Ames, Iowa: Blackwell Pub, 2008.

MLA (9th ed.) Citation

Eash, Neal Samuel, and Milo I. Harpstead. Soil Science Simplified. 5th ed. Blackwell Pub, 2008.