Gaya APA

Heyworth, D, R, M. (2008). New Science Discovery For Lower Secondary Volume 1 : Practical Workbook (2nd Edition). Singapore: Pearson Education South Asia.

Gaya MLA

Heyworth, Dr, Rex, M. "New Science Discovery For Lower Secondary Volume 1 : Practical Workbook". 2nd Edition Singapore: Pearson Education South Asia, 2008. Buku.