Cita APA (7th ed.)

Davis, L. E., & Engel, R. J. (2011). Measuring race and ethnicity. Springer eBook..

Cita Chicago (17th ed.)

Davis, Larry E., i Rafael J. Engel. "Measuring Race and Ethnicity." Springer EBook. 2011.

Cita MLA (9th ed.)

Davis, Larry E., i Rafael J. Engel. "Measuring Race and Ethnicity." Springer EBook., 2011.