Gaya APA

BROWN, W, H., POON, T. (2016). Brown's introduction to organic chemistry (6th. ed.). Singapre: John Wiley & Sons.

Gaya MLA

BROWN, William, H., POON, Thomas. "Brown's introduction to organic chemistry". 6th. ed. Singapre: John Wiley & Sons, 2016. Text.