APA aipamena

Labriola, A. (1908). Essays on the materialistic conception of history. C.H. Kerr & Company.

Chicago Style aipamena

Labriola, Antonio. Essays on the Materialistic Conception of History. Chicago: C.H. Kerr & Company, 1908.

MLA aipamena

Labriola, Antonio. Essays on the Materialistic Conception of History. C.H. Kerr & Company, 1908.