Cita APA (7a ed.)

Arthur D. Little, Incorporated, Cambridge, Mass, & Arthur D. Little, I. (1979). Foster parenting: 1978. National Criminal Justice Reference Service.

Cita Chicago Style (17a ed.)

Arthur D. Little, Incorporated, Cambridge, Mass, y Incorporated Arthur D. Little. Foster Parenting: 1978. Rockville, Md: National Criminal Justice Reference Service, 1979.

Cita MLA (8a ed.)

Arthur D. Little, Incorporated, Cambridge, Mass, y Incorporated Arthur D. Little. Foster Parenting: 1978. National Criminal Justice Reference Service, 1979.