Gaya APA

[et.all], P, M., Sikorzynska, M, H, D, M, A. (2000). New opportunities education for life: intermediate teachers book (Cet.3). Singapore: .

Gaya MLA

[et.all], Patricia, Mugglestone., Sikorzynska, Michael, Harris,, David, Mower,, Anna. "New opportunities education for life: intermediate teachers book". Cet.3 Singapore: , 2000. Text.