Socialism versus the state.

MLA

Vandervelde, Emile, and Charles H Kerr. Socialism Versus the State. Chicago: Kerr, 1919.

APA

Vandervelde, E., & Kerr, C. H. (1919). Socialism versus the state. Chicago: Kerr.

Chicago

Vandervelde, Emile, and Charles H Kerr. Socialism Versus the State. Chicago: Kerr, 1919.