APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (8th ed.) Citation

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

Warning: These citations may not always be 100% accurate.