Cita APA (7a ed.)

Harrop, M., & Miller, W. L. (1987). Elections and voters: A comparative introduction (1st published.). MacMillan Education.

Cita Chicago Style (17a ed.)

Harrop, Martin, y William Lockley Miller. Elections and Voters: A Comparative Introduction. 1st published. Basingstoke [etc.]: MacMillan Education, 1987.

Cita MLA (9a ed.)

Harrop, Martin, y William Lockley Miller. Elections and Voters: A Comparative Introduction. 1st published. MacMillan Education, 1987.