Gaya APA

Richards, J, C., S.Rodgers, T. (2014). Aproaches and Methods In Language Teaching (Edisi 3). United Kingdom: Cambridges Uiversity Press.

Gaya MLA

Richards, Jack, C.., S.Rodgers, Theodore. "Aproaches and Methods In Language Teaching". Edisi 3 United Kingdom: Cambridges Uiversity Press, 2014. Prodi TBI.