APA

Blondel C., . (1952). Introduction á la psychologie collective. Paris: Colin.

Chicago

Blondel Charles, . 1952. Introduction á la psychologie collective. Paris: Colin.

Harvard

Blondel C., . (1952). Introduction á la psychologie collective. Paris: Colin.

MLA

Blondel Charles, . Introduction á la psychologie collective. Paris: Colin. 1952.