Gorkin, U. D. a. P. Reading, writing, and proving a closer look at mathematics. Springer.
Čikaški stil citiranja (17. izdanje)Gorkin, Ulrich Daepp and Pamela. Reading, Writing, and Proving a Closer Look at Mathematics. Springer.
MLA način citiranja (8. izdanje)Gorkin, Ulrich Daepp and Pamela. Reading, Writing, and Proving a Closer Look at Mathematics. Springer.
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