APA Citation

Koopmans, L. H. (1981). An introduction to contemporary statistics. California: Duxbury.

Chicago Style Citation

Koopmans, Lambert Herman. An Introduction to Contemporary Statistics. California: Duxbury, 1981.

MLA Citation

Koopmans, Lambert Herman. An Introduction to Contemporary Statistics. California: Duxbury, 1981.

Warning: These citations may not always be 100% accurate.