APA Style

Purwanto,M.B.A, D. (2011). The us of role play in the english teaching technique to improve the students achievement in speaking skill to the fifth grade students of SD Bina Anak Sholeh (BAS)Tuban . Tuban: Unirow.

MLA Style

Purwanto,M.B.A, Djoko. "The us of role play in the english teaching technique to improve the students achievement in speaking skill to the fifth grade students of SD Bina Anak Sholeh (BAS)Tuban". Tuban: Unirow, 2011. e-book.