NEILL, H. (2017). Cambridge international As and A level mathematics: Pure mathematics1. Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)NEILL, Hugh. Cambridge International As and A Level Mathematics: Pure Mathematics1. Cambridge University Press, 2017.
Lua MLA (9ú heag.)NEILL, Hugh. Cambridge International As and A Level Mathematics: Pure Mathematics1. Cambridge University Press, 2017.
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