Leontyev, L. (1968). A Short course of political economy. Progress.
Tohutoru Kātū Chicago (17th ed.)Leontyev, L. A Short Course of Political Economy. Moscow: Progress, 1968.
Tohutoro MLA (9th ed.)Leontyev, L. A Short Course of Political Economy. Progress, 1968.
Kia tūpato: Kāore pea ēnei kupu hautoa i te ōrite pū 100%.