Sennett, D. . e., & Czarniecki, A. (1991). Vital signs: International stories on aging. Graywolf Press.
Cita Chicago (17th ed.)Sennett, Dorothy ed, i Anne Czarniecki. Vital Signs: International Stories on Aging. St. Paul, Minnesota: Graywolf Press, 1991.
Cita MLA (9th ed.)Sennett, Dorothy ed, i Anne Czarniecki. Vital Signs: International Stories on Aging. Graywolf Press, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.