APA (7th ed.) Citation

Smith, D. (1970). Left and Right in twentieth century Europe. Longman.

Chicago Style (17th ed.) Citation

Smith, David. Left and Right in Twentieth Century Europe. [London]: Longman, 1970.

MLA (8th ed.) Citation

Smith, David. Left and Right in Twentieth Century Europe. Longman, 1970.

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