American Society of Agronomy, American Society for Testing and Materials, Black, C. A., Dinauer, R. C., & Evans, D. D. (1965). Methods of soil analysis. American Society of Agronomy.
Lua i Stíl Chicago (17ú heag.)American Society of Agronomy, American Society for Testing and Materials, C. A. Black, R. C. Dinauer, agus D. D. Evans. Methods of Soil Analysis. Madison, Wis: American Society of Agronomy, 1965.
Lua MLA (9ú heag.)American Society of Agronomy, et al. Methods of Soil Analysis. American Society of Agronomy, 1965.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.