APA (7th ed.) Citation

Gonzalvo, R. T. (2013). Contemporary mathematics. Purely Books.

Chicago Style (17th ed.) Citation

Gonzalvo, Romellen T. Contemporary Mathematics. Manila: Purely Books, 2013.

MLA (9th ed.) Citation

Gonzalvo, Romellen T. Contemporary Mathematics. Purely Books, 2013.

Warning: These citations may not always be 100% accurate.