Cita APA (7th ed.)

Hewstone, M., Islam, M., & Judd, C. (1993). Models of crossed categorization and intergroup relations.

Cita Chicago (17th ed.)

Hewstone, M., MR Islam, i C. Judd. Models of Crossed Categorization and Intergroup Relations. 1993.

Cita MLA (9th ed.)

Hewstone, M., et al. Models of Crossed Categorization and Intergroup Relations. 1993.