APA

Robertson D., Bridge I., Hearl D. & University of Essex. (1986). A comparative analysis of post-war election programmes in 20 democracies. Colchester: Department of Government University of Essex.

Chicago

Robertson David, Bridge Ian, Hearl Derek and University of Essex. 1986. A comparative analysis of post-war election programmes in 20 democracies. Colchester: Department of Government University of Essex.

Harvard

Robertson D., Bridge I., Hearl D. and University of Essex. (1986). A comparative analysis of post-war election programmes in 20 democracies. Colchester: Department of Government University of Essex.

MLA

Robertson David, Bridge Ian, Hearl Derek and University of Essex. A comparative analysis of post-war election programmes in 20 democracies. Colchester: Department of Government University of Essex. 1986.