APA-čujuhus (7. p.)
Landini, G. (1998). Russell's hidden substitutional theory. Oxford University Press.
Chicago-čujuhus (17. p.)
Landini, Gregory. Russell's Hidden Substitutional Theory. New York: Oxford University Press, 1998.
MLA-čujuhus (9. p.)
Landini, Gregory. Russell's Hidden Substitutional Theory. Oxford University Press, 1998.
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