If you cannot find a legal copy of Chaudhry’s book, or if you want supplementary material, consider these alternatives:
Rigorous treatment of continuous distributions such as Normal, Gamma, and Exponential distributions. Experimental Design:
His books, published by Ilmi Kitab Khana, are staples in college bookstores. However, the digital age has brought about a surge in demand for the version, as students seek portable and accessible formats for study on the go.