Cita APA (7th ed.)

Boudin, L. B. (1907). The theoretical system of Karl Marx in the light of recent criticism. C.H. Kerr.

Cita Chicago (17th ed.)

Boudin, Louis Boudianoff. The Theoretical System of Karl Marx in the Light of Recent Criticism. Chicago: C.H. Kerr, 1907.

Cita MLA (9th ed.)

Boudin, Louis Boudianoff. The Theoretical System of Karl Marx in the Light of Recent Criticism. C.H. Kerr, 1907.