Cita APA (7th ed.)
SILVERSTEIN, M., & LITWAK, E. (1993). A TASK-SPECIFIC TYPOLOGY OF INTERGENERATIONAL FAMILY STRUCTURE IN LATER LIFE.
Cita Chicago (17th ed.)
SILVERSTEIN, M., i E. LITWAK. A TASK-SPECIFIC TYPOLOGY OF INTERGENERATIONAL FAMILY STRUCTURE IN LATER LIFE. 1993.
Cita MLA (9th ed.)
SILVERSTEIN, M., i E. LITWAK. A TASK-SPECIFIC TYPOLOGY OF INTERGENERATIONAL FAMILY STRUCTURE IN LATER LIFE. 1993.
Atenció: Aquestes cites poden no estar 100% correctes.