APA-čujuhus (7. p.)
Peperzak, A. T. (2006). Thinking: From solitude to dialogue and contemplation. Fordham University Press.
Chicago-čujuhus (17. p.)
Peperzak, Adriaan Theodoor. Thinking: From Solitude to Dialogue and Contemplation. New York: Fordham University Press, 2006.
MLA-čujuhus (9. p.)
Peperzak, Adriaan Theodoor. Thinking: From Solitude to Dialogue and Contemplation. Fordham University Press, 2006.
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