एपीए उद्धरण

Letelier Parga, S. (1991). Housing for the Elderly People. Revista INVI.

शिकागो स्टाइल उद्धरण

Letelier Parga, Sofía. Housing for the Elderly People. Revista INVI, 1991.

एमएलए उद्धरण

Letelier Parga, Sofía. Housing for the Elderly People. Revista INVI, 1991.