Del Rosario, B. (1999). Berzen?s mathematics dictionary: New methods and formulas with appendices and illustrations. Isa-Jecho Pub.
Citazione stile Chigago Style (17a edizione)Del Rosario, Bernardo. Berzen?s Mathematics Dictionary: New Methods and Formulas with Appendices and Illustrations. Diliman: Isa-Jecho Pub, 1999.
Citatione MLA (9a ed.)Del Rosario, Bernardo. Berzen?s Mathematics Dictionary: New Methods and Formulas with Appendices and Illustrations. Isa-Jecho Pub, 1999.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.