Cita APA (7th ed.)
FIRTH, H., & ET AL. (1988). TIES AND CONNECTIONS: AN ORDINARY COMMUNITY LIFE FOR PEOPLE WITH LEARNING DIFFICULTIES. KING'S FUND CENTRE.
Cita Chicago (17th ed.)
FIRTH, H., i ET AL. TIES AND CONNECTIONS: AN ORDINARY COMMUNITY LIFE FOR PEOPLE WITH LEARNING DIFFICULTIES. Londres: KING'S FUND CENTRE, 1988.
Cita MLA (9th ed.)
FIRTH, H., i ET AL. TIES AND CONNECTIONS: AN ORDINARY COMMUNITY LIFE FOR PEOPLE WITH LEARNING DIFFICULTIES. KING'S FUND CENTRE, 1988.
Atenció: Aquestes cites poden no estar 100% correctes.