Coba jelasin Lihat pula dari Klasifikasi tanah dong

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Buol, S.W., Southard, R.J., Graham, R.C., and McDaniel, P.A. (2003). Soil Genesis and Classification, 5th Edition. Iowa State Press - Blackwell, Ames, IA.

Driessen, P., Deckers, J., Spaargaren, O., & Nachtergaele, F. (Eds.). (2001). Lecture notes on the major soils of the world. Rome: FAO.

Zech, W., Schad, P., Hintermaier-Erhard, G.: Soils of the World. Springer, Berlin 2022.

IUSS Working Group WRB: World Reference Base for Soil Resources, fourth edition. International Union of Soil Sciences, Vienna 2022.  ().