APA-čujuhus (7. p.)
Boehm, G. A. W. The New World of Mathematics (1a.ed.). Faber.
Chicago-čujuhus (17. p.)
Boehm, George A. W. The New World of Mathematics. 1a.ed. Londres: Faber.
MLA-čujuhus (9. p.)
Boehm, George A. W. The New World of Mathematics. 1a.ed. Faber.
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