Cita APA (7th ed.)
SKEET, M. (1991). SMALL AREA PLANNING FOR THE ELDERLY. OMS.
Cita Chicago (17th ed.)
SKEET, M. SMALL AREA PLANNING FOR THE ELDERLY. GINEBRA: OMS, 1991.
Cita MLA (9th ed.)
SKEET, M. SMALL AREA PLANNING FOR THE ELDERLY. OMS, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.