Gaya APA

JONI, D, A, R, W. (2013). The effect of cooperative learning techniques and self confidence on students speaking competency . Singaraja: Universitas Pendidikan Ganesha.

Gaya MLA

JONI, Dewa, Ayu, Rai, Wiryadi. "The effect of cooperative learning techniques and self confidence on students speaking competency". Singaraja: Universitas Pendidikan Ganesha, 2013. Artikel.