Cita APA (7a ed.)

Social Democratic Party, 1981-1988, & Social Democratic Party. (1985). Green paper / SDP.

Cita Chicago Style (17a ed.)

Social Democratic Party, 1981-1988, y Social Democratic Party. Green Paper / SDP. London, 1985.

Cita MLA (8a ed.)

Social Democratic Party, 1981-1988, y Social Democratic Party. Green Paper / SDP. 1985.