Cita APA

UNESCO, International Political Science Association, & International Committee for Social Sciences Documentation. (1951). International political science abstracts: 20.1970. International political science abstracts.

Citación estilo Chicago

UNESCO, International Political Science Association, y International Committee for Social Sciences Documentation. "International Political Science Abstracts: 20.1970." International Political Science Abstracts 1951.

Cita MLA

UNESCO, et al. "International Political Science Abstracts: 20.1970." International Political Science Abstracts, 1951.