Atterberg Limits
- IS : 2720 (Part II) –1973, Method of Test for soil : Part II
- Soil Mechanics and Foundations 3rd Edition, Muniram Budhu
- Geotechnical Engineering by C Venkataramaiah
- Soil Mechanics and Foundations by BC Punmia, Ashok Kumar Jain and Arun Kumar Jain
- Geotechnical Engineering: Principles and Practices of Soil Mechanics and Foundation Engineering by V.N.S. Murthy
- Soil Classification
- Wikipedia - Atterberg Limits
- Answers - Atterberg Limits
- EE Library - Liquid Limit
- EE Library - Plastic Limit
- Atterberg Limit Tests Real Lab
- Cemm Lab - Atterberg Limits