APA (7th ed.) Citation

Allen, J. P. (1997). The ethnic quilt: Population diversity in Southern California. Center for Geographical Studies, California State University, Northridge.

Chicago Style (17th ed.) Citation

Allen, James Paul. The Ethnic Quilt: Population Diversity in Southern California. Northridge, Calif: Center for Geographical Studies, California State University, Northridge, 1997.

MLA (9th ed.) Citation

Allen, James Paul. The Ethnic Quilt: Population Diversity in Southern California. Center for Geographical Studies, California State University, Northridge, 1997.