Cita APA (7th ed.)

PELLING, H. e. (1968). The Challenge of socialism. (2nd ed.). Adam and Charles Black.

Cita Chicago (17th ed.)

PELLING, Henry ed. The Challenge of Socialism. 2nd ed. London: Adam and Charles Black, 1968.

Cita MLA (9th ed.)

PELLING, Henry ed. The Challenge of Socialism. 2nd ed. Adam and Charles Black, 1968.