Cita APA (7a ed.)

Sussman, M. B., & Steinmetz, S. K. (1988). Family and support systems across the life span. Springer Science+Business Media.

Cita Chicago Style (17a ed.)

Sussman, Marvin B., y Suzanne K. Steinmetz. Family and Support Systems Across the Life Span. New York: Springer Science+Business Media, 1988.

Cita MLA (9a ed.)

Sussman, Marvin B., y Suzanne K. Steinmetz. Family and Support Systems Across the Life Span. Springer Science+Business Media, 1988.