APA aipamena

Watson, T., & Quinn, T. (1969). Making sure of maths. Holmes McDougall.

Chicago Style aipamena

Watson, T.F, and T.A Quinn. Making Sure of Maths. Holmes McDougall, 1969.

MLA aipamena

Watson, T.F, and T.A Quinn. Making Sure of Maths. Holmes McDougall, 1969.

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