APA-čujuhus (7. p.)
Knapp, P., & Spector, A. J. (2011). Crisis and change today: Basic questions of Marxist sociology (2nd ed.). Rowman & Littlefield Publishers.
Chicago-čujuhus (17. p.)
Knapp, Peter, juo Alan J. Spector. Crisis and Change Today: Basic Questions of Marxist Sociology. 2nd ed. Lanham, Md.: Rowman & Littlefield Publishers, 2011.
MLA-čujuhus (9. p.)
Knapp, Peter, juo Alan J. Spector. Crisis and Change Today: Basic Questions of Marxist Sociology. 2nd ed. Rowman & Littlefield Publishers, 2011.
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