Aczel, A. D., & Sounderpandian, J. (2005). Complete business statistics (6th ed.). McGraw-Hill/Irwin ; Tata McGraw-Hill.

Aczel, Amir D., and Jayavel Sounderpandian. Complete Business Statistics. 6th ed. New York : New Delhi: McGraw-Hill/Irwin ; Tata McGraw-Hill, 2005.

Aczel, Amir D., and Jayavel Sounderpandian. Complete Business Statistics. 6th ed. McGraw-Hill/Irwin ; Tata McGraw-Hill, 2005.