APA (7e ed.) Bronvermelding

Schmalz, R. (1993). Out of the mouths ofmatematicians: A quotation book for philomaths. The Mathematical Association of America.

Chicago (17e ed.) Bronvermelding

Schmalz, Rosemary. Out of the Mouths Ofmatematicians: A Quotation Book for Philomaths. Washington, D.C: The Mathematical Association of America, 1993.

MLA (9e ed.) Bronvermelding

Schmalz, Rosemary. Out of the Mouths Ofmatematicians: A Quotation Book for Philomaths. The Mathematical Association of America, 1993.