APA
Balls-Organista P., Marin G. & Balls-Organista P. (2010). Psychology of ethnic groups in the United States. Los Angeles: SAGE Publications.
Chicago
Balls-Organista Pamela, Marin Gerardo and Balls-Organista Pamela. 2010. Psychology of ethnic groups in the United States. Los Angeles: SAGE Publications.
Harvard
Balls-Organista P., Marin G. and Balls-Organista P. (2010). Psychology of ethnic groups in the United States. Los Angeles: SAGE Publications.
MLA
Balls-Organista Pamela, Marin Gerardo and Balls-Organista Pamela. Psychology of ethnic groups in the United States. Los Angeles: SAGE Publications. 2010.