Gaya APA

Muhadzab, ., M.A, M, U, S. (2009). The role of reward and punishment in english teaching learning process . Salatiga: STAIN Salatiga.

Gaya MLA

Muhadzab, ., M.A, Maslihatul, Umami,, S.PdI,. "The role of reward and punishment in english teaching learning process". Salatiga: STAIN Salatiga, 2009. Text.